// global variables ----------
var isNav, isIE, isNavSix;
var coll = "";
var styleObj = "";
var fontId='15px';
var disclaimerIndex='110';
var fontParam='';
var defaultLineHeight='20px'
var matteOn = false; // for mac-ff2

var isIE8 = navigator.appVersion.indexOf('MSIE 8.') != -1;

//----------------------------

if (parseInt(navigator.appVersion) >= 4) {
	if (navigator.appName == "Netscape") {
		isNav = true;
		if (parseInt(navigator.appVersion) >= 5) {
		isNavSix = true;
		}
	} else {
		isIE = true;
		coll = "all.";
		styleObj = ".style";
	}
}

// preload nav images
MM_preloadImages('images/nav_about.gif','images/nav_about_nc.gif','images/nav_about_on.gif','images/nav_about_over.gif','images/nav_attend.gif', 
		'images/nav_attend_on.gif', 'images/nav_attend_over.gif', 'images/nav_bottom.gif', 'images/nav_find.gif', 'images/nav_find_on.gif', 
		'images/nav_find_over.gif', 'images/nav_home.gif', 'images/nav_home_on.gif', 'images/nav_home_over.gif', 'images/nav_join.gif', 
		'images/nav_join_on.gif', 'images/nav_join_over.gif', 'images/nav_living.gif', 'images/nav_living_on.gif', 
		'images/nav_living_over.gif', 'images/nav_meet.gif', 'images/nav_meet_nc.gif', 'images/nav_meet_on.gif', 'images/nav_meet_over.gif', 
		'images/nav_resources.gif', 'images/nav_resources_on.gif', 'images/nav_resources_over.gif', 'images/nav_seminars.gif', 
		'images/nav_seminars_nc.gif', 'images/nav_seminars_on.gif', 'images/nav_seminars_over.gif', 'images/nav_share.gif', 
		'images/nav_share_on.gif','images/nav_share_over.gif');

//preload callout, button images
MM_preloadImages('images/button1_over.gif', 'images/button2.gif', 'images/button2_over.gif', 'images/callout_attend2.gif', 'images/callout_attend2_over.gif', 
		'images/callout_attend.gif', 'images/callout_attend_over.gif', 'images/callout_join2.gif', 'images/callout_join2_over.gif', 'images/callout_locate.gif', 
		'images/callout_locate_over.gif', 'images/callout_meet2.gif', 'images/callout_meet2_over.gif', 'images/callout_meet.gif', 'images/callout_meet_over.gif', 
		'images/callout_tour2.gif', 'images/callout_tour2_over.gif', 'images/callout_tour.gif', 'images/callout_tour_over.gif',		 'images/callout_view2.gif', 
		'images/callout_view2_over.gif', 'images/callout_view.gif', 'images/callout_view_over.gif', 'images/cancel_button.gif', 'images/cancel_button_over.gif', 
		'images/cancel_button.gif', 'images/cancel_button_over.gif', 'images/email_icon.gif', 'images/email_icon_over.gif', 'images/enlarger_icon.gif', 'images/enlarger_icon_over.gif', 
		'images/magnifier_icon.gif', 'images/magnifier_icon_over.gif', 'images/ok_button.gif', 'images/ok_button_over.gif');

// convert object name string or object reference into a valid object reference
function getObject(obj) {
	var theObj;
	if (typeof obj == "string") {
		theObj = eval("document." + coll + obj + styleObj);
	} else {
		theObj = obj;
	}
	if (isNavSix) {
	theObj = document.getElementById(obj).style
	}
	return theObj;
}

// show object
function show(obj) {
	var theObj = getObject(obj);
	theObj.visibility = "visible";
}

// hide object
function hide(obj) {
	var theObj = getObject(obj);
	theObj.visibility = "hidden";
}

// move object
function move(obj,x,y) {
	var theObj = getObject(obj);
	if (isIE) {
	theObj.pixelLeft = x;
	theObj.pixelTop = y;
	} else if (isNav) {
	theObj.moveTo(x,y);//x,y in pixels
	}
}

// rollover
function chgImg(imgName, imgSrc) {

   // alert("imgName="+imgName+", imgSrc="+imgName)
     //alert("document.images[imgName].src="+document.images[imgName].src);
     if(document.images[imgName]){
		document.images[imgName].src = imgSrc;
	 }
}

// open window
function openWin(arg_url, arg_name, arg_width, arg_height, arg_scroll, arg_resize) {
  var win = window.open(arg_url,arg_name,'scrollbars=' + arg_scroll + ',resizable=' + arg_resize + ',width=' + arg_width +  ',height=' + arg_height);
}

// close window
function closeWin() {
  window.close();
}

// print window
function printWin() {
	window.print();
}

// set cookie
function setCookie(name, value, days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name + "=" + value + expires +"; path=/";
}

// get cookie
function getCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i = 0;i < ca.length; i++) {
    var c = ca[i];
    while (c.charAt(0) == ' ') c = c.substring(1, c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
  }
  return null;
}

// check text size cookie
function checkCookie() {
	var cookie = getCookie("screensize");
	var className = cookie != null ? changeTextSize(cookie) : changeTextSize("screensmall", 1);
}

// check cookie on window load
window.onload = function (e) {
	checkCookie();
}

// change text size via css with optional cookie parameter
function changeTextSize(cssClass, setC) {
	if (document.getElementById) {
	  // if this is not a printer friendly version
	  if (document.getElementById("globalbody")) {
		  document.getElementById("globalbody").className = cssClass;
		 
		  // set "on" image based on selected font size
	    switch(cssClass) {
	      case "screensmall":
	        document.getElementById("txtsmallid").className = "textzoomsmallon";
	        document.getElementById("txtmediumid").className = "textzoommedium";
	        document.getElementById("txtslargeid").className = "textzoomlarge";
	        break;
	      case "screenmedium":
	      	document.getElementById("txtsmallid").className = "textzoomsmall";
	        document.getElementById("txtmediumid").className = "textzoommediumon";
	        document.getElementById("txtslargeid").className = "textzoomlarge";
	        break;
	      case "screenlarge":
	      	document.getElementById("txtsmallid").className = "textzoomsmall";
	      	document.getElementById("txtmediumid").className = "textzoommedium";
	        document.getElementById("txtslargeid").className = "textzoomlargeon";
	        break;
	    }
		  
		  // set cookie if parameter is present
	    if (setC) {
		    setCookie("screensize", cssClass, 365);
	    }
    
    	// for setting column seperators on Events Archive page
    	if (document.getElementById('eventlist-div')) {
    		setColSep(cssClass);
    	}
    }
	}
}

function toggleView(obj) {
	var docElem = document.getElementById(obj);
    //alert(docElem);
  //  alert(document.forms[0].state.options[document.forms[0].state.selectedIndex].value);
	if (document.forms[0].state.options[document.forms[0].state.selectedIndex].value == "CA") {
	    
		document.getElementById(obj).className = "showElem";
	}
	else {
		document.getElementById(obj).className = "hideElem";
	}
}

function displaySeminarAgenda(id, agendaType) {
	// var definitionBegin = "<div id='seminaragenda" + id + "' style='position:absolute; visibility:hidden;'>" +
	   var definitionBegin = "<div id='seminaragenda' style='position:absolute; visibility:hidden;'>" +
							"<table border='0' cellpadding='0' cellspacing='0' width='480'>" +
								"<tr>" +
									"<td><img src='images/seminar_popup_header.gif' border='0'></td>" +
									"<td><a href=javascript:hide('seminaragenda');><img src='images/seminar_popup_close.gif' border='0'></a></td>" +
								"</tr>" +
								"<tr>" +
									"<td id='seminarpopup' class='seminarpopup' colspan='2'>";
	var definition = "";
	
	if (agendaType == 0) {
	definition = "Please see the agenda for the weekend <br/><b>Eye on AMD</b> seminar you selected.<br /><br />" +
					"<table cellpadding='0' cellspacing='0' border='0' width='440'>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>9:00 AM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Registration and refreshments</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>10:00 AM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Seminar begins with retina specialist presentation</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>10:45 AM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'><b>Eye on AMD</b> Ambassador story</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>11:15 AM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Question and answer opportunity</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>12:00 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Program ends</td>" +
						"</tr>" +
					"</table>";
	} else if (agendaType == 1) {
	definition = "Please see the agenda for the weekday <br/><b>Eye on AMD</b> seminar you selected.<br /><br />" +
					"<table cellpadding='0' cellspacing='0' border='0' width='440'>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>4:30 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Registration and refreshments</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>5:30 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Seminar begins with retina specialist presentation</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>6:15 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'><b>Eye on AMD</b> Ambassador story</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>6:45 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Question and answer opportunity</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>7:30 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Program ends</td>" +
						"</tr>" +
					"</table>";
	} else if (agendaType == 2) {
	definition = "Please see the agenda for the weekday <br/><b>Eye on AMD</b> seminar you selected.<br /><br />" +
					"<table cellpadding='0' cellspacing='0' border='0' width='440'>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>2:00 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Registration and refreshments</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>3:00 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Seminar begins with retina specialist presentation</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>3:45 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'><b>Eye on AMD</b> Ambassador story</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>4:15 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Question and answer opportunity</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>5:00 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Program ends</td>" +
						"</tr>" +
					"</table>";
	} else if (agendaType == 3) {
	definition = "Please see the agenda for the weekday <br/><b>Eye on AMD</b> seminar you selected.<br /><br />" +
					"<table cellpadding='0' cellspacing='0' border='0' width='440'>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>1:00 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Registration and refreshments</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>2:00 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Seminar begins with retina specialist presentation</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>2:45 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'><b>Eye on AMD</b> Ambassador story</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>3:15 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Question and answer opportunity</td>" +
						"</tr>" +
						"<tr>" +
							"<td align='right' valign='top'><nobr>4:00 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
							"<td valign='top'>Program ends</td>" +
						"</tr>" +
					"</table>";
	} else if (agendaType == 4) {
		definition = "Please see the agenda for the weekday <br/><b>Eye on AMD</b> seminar you selected.<br /><br />" +
		"<table cellpadding='0' cellspacing='0' border='0' width='440'>" +
			"<tr>" +
				"<td align='right' valign='top'><nobr>3:00 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
				"<td valign='top'>Registration and refreshments</td>" +
			"</tr>" +
			"<tr>" +
				"<td align='right' valign='top'><nobr>4:00 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
				"<td valign='top'>Seminar begins with retina specialist presentation</td>" +
			"</tr>" +
			"<tr>" +
				"<td align='right' valign='top'><nobr>4:45 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
				"<td valign='top'><b>Eye on AMD</b> Ambassador story</td>" +
			"</tr>" +
			"<tr>" +
				"<td align='right' valign='top'><nobr>5:15 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
				"<td valign='top'>Question and answer opportunity</td>" +
			"</tr>" +
			"<tr>" +
				"<td align='right' valign='top'><nobr>6:00 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
				"<td valign='top'>Program ends</td>" +
			"</tr>" +
		"</table>";
	}else {
		definition = "Please see the agenda for the weekday <br/><b>Eye on AMD</b> seminar you selected.<br /><br />" +
		"<table cellpadding='0' cellspacing='0' border='0' width='440'>" +
			"<tr>" +
				"<td align='right' valign='top'><nobr>2:30 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
				"<td valign='top'>Registration and refreshments</td>" +
			"</tr>" +
			"<tr>" +
				"<td align='right' valign='top'><nobr>3:30 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
				"<td valign='top'>Seminar begins with retina specialist presentation</td>" +
			"</tr>" +
			"<tr>" +
				"<td align='right' valign='top'><nobr>4:15 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
				"<td valign='top'><b>Eye on AMD</b> Ambassador story</td>" +
			"</tr>" +
			"<tr>" +
				"<td align='right' valign='top'><nobr>4:45 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
				"<td valign='top'>Question and answer opportunity</td>" +
			"</tr>" +
			"<tr>" +
				"<td align='right' valign='top'><nobr>5:30 PM&nbsp;&nbsp;-&nbsp;&nbsp;</nobr></td>" +
				"<td valign='top'>Program ends</td>" +
			"</tr>" +
		"</table>";
	}		
	var definitionEnd = 			"</td>" +
								"</tr>" +
								"<tr>" +
									"<td colspan='2'><img src='images/seminar_popup_bottom.gif' border='0'></td>" +
								"</tr>" +
							"</table>" +
						"</div>";
	
	document.write(definitionBegin + definition + definitionEnd);
}

/**
function displayMagDiv() {
	var magnifierDiv = "<div id='magnifier-pc'>" +
	"<img class='magnifier-pc-header' style='margin-bottom:20px' src='images/magnifier_pc_header.gif' width='465' height='108' border='0' usemap='#magnifier_close_button'/>" +
	"<map name='magnifier_close_button'>" +
		"<area shape='rect' coords='400,20,465,60' href='javascript:void(0)' onclick='closeMagOverlay()'>" +
	"</map>" +
	"<p class='magnifier-pc-text'>This helpful Eye on AMD magnifier tool allows you to enlarge any part of your screen by rolling over it with your mouse." +
	   "It will work with any Web site or application on your computer. To download the magnifier, click on the link below.</p>" +
	"<img id='magnifier-pc-sizer' class='magnifier-pc-sizer' src='images/magnifier_pc_sizer.gif' width='181' height='187' border='0' />" +
	"<div style='visibility:hidden;'>XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX</div>	" +
	"<div class='magnifier-link'>" +
	"	<a href='javascript:void(0)' onMouseOver='chgImg("click_here", "images/button1_over.gif"); return false;' " +
 	"		onMouseOut='chgImg("click_here", "images/button1.gif"); return false;' " +
 	"		onClick='location.href="swf/magnifier_setup.exe"'>" +
 	"		<span class='link-text'>Download the Eye on AMD magnifier now&nbsp;&nbsp;<img style='vertical-align: middle' src='images/button1.gif' name='click_here' width='42' height='41' border='0' />" +
 	"	</a>" +
	"</div>" +
	"<p style='color:#223D7B'>Instructions for using the magnifier will appear automatically the first time you open the magnifier.</p>" +
	"</div>";
	
	document.write(magnifierDiv);
}
**/

function writeMagDiv() {
	var magnifierDiv = "<div id='magnifier-pc'>TESTING" +"</div>";
	
	document.write(magnifierDiv);
}

//Set column seperator height on Event Archive pages
function setColSep(cssClass) {
	var sep1Div = document.getElementById('sep1');
	var sep2Div = document.getElementById('sep2');
	
	sep1Div.style.height='0px';
	sep2Div.style.height='0px';	
	
	var colDiv = document.getElementById('eventlist-div');
	var colHeight = colDiv.offsetHeight-52;
	
	sep1Div.style.height=colHeight+'px';
	sep2Div.style.height=colHeight+'px';
}

function dimBackground(){
	var matte = document.getElementById('matte');
	var videoOverlay = document.getElementById('video-overlay-bg');
	var flashJoin = document.getElementById('flashcontent-join');

	var isFF2 = detectFF2(); 
	if (isFF2 && videoOverlay) {
	    //bug workaround -- ff2 css opacity + flash wmode transparent doesn't work
		if (flashJoin) {
			flashJoin.innerHTML='<img src="images/home_ambassadors.jpg" width="547" height="220" border="0" />' + 
			'<a href="#" onClick="scLink(this, \'\', \'EOA Site: 2009 03 - HP Callout - Join Eye on AMD\');goToPage(\'join.html\');return false"  onMouseOver="chgImg(\'join_home\', \'images/join_home_over.gif\'); return false;" onMouseOut="chgImg(\'join_home\', \'images/join_home.gif\'); return false;">'+
			'<img src="images/join_home.gif" name="join_home" width="555" height="118" border="0" alt="Join" title="Join" /></a>';
		}
		if (matteOn==true) {
			matte.style.display="block";
			matte.style.visibility="visible";
		} else {
			videoOverlay.style.display="block";
			videoOverlay.style.visibility="visible";
		}
		//videoOverlay.style.backgroundColor="#ffffff"; 
	} else {
		matte.style.display="block";
		matte.style.visibility="visible"; 
	}
	if(isIE6){    
	  	var pageDiv=$("pageDiv");  	
	  	if(pageDiv){
	  		pageDiv.style.overflowY="hidden";
	  		pageDiv.style.overflowX="hidden";   		
	  	}  
	}	  
}

function restoreBackground(){
	var matte = document.getElementById('matte');
	var videoOverlay = document.getElementById('video-overlay-bg');
	var flashJoin = document.getElementById('flashcontent-join');
	
	var isFF2 = detectFF2(); 
	if (isFF2 && videoOverlay) {
	    //bug workaround -- osx ff2 css opacity + flash wmode transparent doesn't work
		if (flashJoin) {
				var so = new SWFObject("swf/homepage/homepage.swf", "Homepage Video", "543", "338", "8", "#ffffff");
				so.addParam("wmode", "transparent");
				so.write("flashcontent-join");
		}
		if (matteOn==true) {
			matte.style.display="none";
			matte.style.visibility="hidden"; 
		} else {
			videoOverlay.style.display="none";
			videoOverlay.style.visibility="hidden";	
		}
	} else {
		matte.style.display="none";
		matte.style.visibility="hidden"; 
	}
	if(isIE6){    
	  	var pageDiv=$("pageDiv");  	
	  	
	  	if(pageDiv){
	  		pageDiv.style.overflowY="auto";
  			pageDiv.style.overflowX="hidden";   		
	  	}  
	}	  
}

function showVideo(id){	
	var lpopDiv = 'lpop';
	var opopDiv = 'opop';
	dimBackground();
	if (id=='lpop') {
		showDiv(lpopDiv);
		hideDiv(opopDiv);
	} else if (id=='opop'){
		showDiv(opopDiv);
		hideDiv(lpopDiv);
	} else {
		showDiv(id);
	}	
}

function closeVideo(divId){
	var flashDivId = "flashcontent-"+divId;
	var noFlashObj = document.getElementById('noflash-img');
	hideDiv(divId);
	if (isIE && !noFlashObj) {
		correctFlashLeakInIE(flashDivId, divId);
	}
	restoreBackground();
}

function showOverlay(){
	var eventEnlarger = document.getElementById('text-overlay');
	matteOn=true; // for mac-ff2
	dimBackground();

	eventEnlarger.style.display="block";
	eventEnlarger.style.visibility="visible";
	scLink(this, '', 'EOA Site: 2009 03 - Text Enlarger - Main');
}

function closeOverlay(){
	var eventEnlarger = document.getElementById('text-overlay');
	eventEnlarger.style.display="none";
	eventEnlarger.style.visibility="hidden";
	restoreBackground();
	matteOn=false; // for mac-ff2
	scLink(this, '', 'EOA Site: 2009 03 - Text Enlarger - Close');
}

// Flash Video IE workaround
function correctFlashLeakInIE(flashDivId, divId) { 
    var obj = document.getElementById(flashDivId);
    var parentNode =  obj.parentNode;
    var firstChild; 
    var newDiv;
    if (obj) {
    	// remove / add back flash div
    	var so;
    	switch (divId) {
    	case 'lpop':   		
			so = new SWFObject("swf/AMDVideoPlayer.swf", "AMDVideoPlayer", "505", "350", "8", "#ffffff");
			break;
    	case 'opop':
    		so = new SWFObject("swf/opop/opop.swf", "opop", "750", "550", "8", "#ffffff");
    		break;
    	case 'vht':
    		so = new SWFObject("loader.swf", "vht", "760", "420", "8", "#ffffff");
    		break;
    	default:
    	}
 		newDiv=document.createElement("DIV");
		newDiv.id=flashDivId;
		newDiv.className="flashcontent";
		parentNode.removeChild(obj);
		firstChild=parentNode.firstChild;
		parentNode.insertBefore(newDiv, firstChild);
		so.addParam("wmode", "transparent");
		so.write(flashDivId);
    }
}

function showMagOverlay(){
	if (isMac) {
		var obj=$("magnifier-mac-overlay");
		scLink(this, '', 'EOA Site: 2009 06 - Magnifier - MAC - Main');
	} else {
		var obj=$("magnifier-pc-overlay");
		scLink(this, '', 'EOA Site: 2009 06 - Magnifier - PC - Main');
	}
	matteOn=true; // for mac-ff2
	dimBackground();

	obj.style.display="block";
	obj.style.visibility="visible";
}

function closeMagOverlay(){
	if (isMac) {
		var obj=$("magnifier-mac-overlay");
	} else {
		var obj=$("magnifier-pc-overlay");
	}
	restoreBackground();
	matteOn=false; // for mac-ff2
	
	obj.style.display="none";
	obj.style.visibility="hidden";
}

function showTabContent(tabName) {
	var contentDiv = document.getElementById(tabName+"_content");
	if(contentDiv){
		contentDiv.style.display="block";
		contentDiv.style.visibility="visible";
	}
}
function hideTabContent(tabName) {
	var contentDiv = document.getElementById(tabName+"_content");
	if(contentDiv){
		contentDiv.style.display="none";
		contentDiv.style.visibility="hidden";
	}
}
function selectTab(tabName) {
	var tabs = ["upcoming_events", "find_seminar", "past_events"];
	chgImg(tabName, "images/" + tabName + "_tab_on.gif");
	showTabContent(tabName);	
	for (i=0; i<=3; i++) {
		if (tabName != tabs[i]) {
			chgImg(tabs[i], "images/" + tabs[i] + "_tab.gif");
			hideTabContent(tabs[i]);
		}
	}
}

/** Text Enlarger **/
function loadTextSizeWindow(){
    if(fontIdCookie==null){	  
		showTextSizeWindow(1); 
	}
	scLink(this, '', 'EOA Site: 2009 03 - Text Enlarger - Main');
	return false;
}
function showTextSizeWindow(id){
	var text_overlay=$("text-overlay");
	//if(text_overlay && id==0){
		text_overlay.style.display="block";
		text_overlay.style.visibility="visible";
		
		matteOn = true; // for mac-ff2
		dimBackground();
	//}
		
	return false;
}

//Display Disclaimer message
function showDisclaimer(url, pos) {
	//IE6 check
	var isIE6 = (navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion.indexOf("MSIE 6") !=-1);
	var top="275";
	var disclaimerDiv = document.getElementById('disclaimer');
	disclaimerDiv.style.visibility="visible";
	disclaimerDiv.style.display="block";

/*	if (isIE6) {
		top="-1950";
		if(page_id=="find-specialist" || page_id=="home" || page_id=="about-amd"){
			top="-800";
		}
		if(page_id=="resources"){
			var scale = getCookie("fontId");
			if (scale=="18px") {
				top="-2050"
			} 
			else if (scale=="22px") {
				top="-2250"
			} 
		}
			
		disclaimerDiv.style.top=((parseInt(pos)*110)+parseInt(top))+"px";
	} else { */
		disclaimerDiv.style.top=((parseInt(pos)*disclaimerIndex)+parseInt(top))+"px";
/*	} */
	
	var urlDiv = document.getElementById('newUrl');
	urlDiv.title=url; // save url for redirect
	
	scLink(this, '', 'EOA Site: 2009 03 - Disclaimer - Main')
}


//hide div
function hideDiv(divId) {
	var divObj = document.getElementById(divId);
	if (divObj) {
		divObj.style.visibility = "hidden";
		divObj.style.display = "none";
	}
}
//show div
function showDiv(divId) {
	var divObj = document.getElementById(divId);
	if (divObj) {
		divObj.style.visibility = "visible";
		divObj.style.display = "block";
	}
}

//redirect user
function redirect()	{
	var urlDiv = document.getElementById('newUrl');
	var targetUrl = "http://"+urlDiv.title;
	window.open(targetUrl);
}

/* Validate font size passed */
function validFontSize(param){
	if (param=='15' || param=='18' || param=='22') {
	 return true;
	} else {
	 return false;
	}
}

function setFontSize(scale,reload){
	$("globalbody").style.fontSize=scale;
	setHTags(scale);
	
	if ($("seminarpopup")) {	
		$("seminarpopup").style.fontSize=scale;
	}
	
	if(page_id=="attend-event"){		
		ajustAttendEvent(scale);
	}	
	
	if(isIE && page_id=="attend-register"){	  
	    $("nav_attend_img").style.position="relative";
		$("nav_attend_img").style.marginTop="-9px";
	}	

	var text_overlay=$("text-overlay");
	if(text_overlay && reload==0){        
   		//new Effect.Fold('text-overlay', { duration: 0.9});    		
   		text_overlay.style.display="none";
   		restoreBackground();
   		matteOn=false; // for mac-ff2
	}
	//	alert("fontId="+fontId+",scale="+scale+",reload="+reload);
	set_cookie ( "fontId", scale );	
	if(isSafari && (page_id=="share-story")){
		$("shareStoryformBottom").style.top="-23px";
	}
	
	// Set line-height for each text-size
	if (scale=="15px") {
		$("globalbody").style.lineHeight = defaultLineHeight;
	} else {
		$("globalbody").style.lineHeight = "normal";
	}
	
	if ($("disclaimer")) {
		setDisclaimer(scale);
	}
	
	fontParam=scale.substr(0,2)
}

function setDisclaimer(scale) {
	// Manually set disclaimer popup widths
	if (scale=="15px") {
		$("disclaimer").style.width="450px";
		disclaimerIndex='130';
	} else if (scale=="18px") {
		$("disclaimer").style.width="460px";
		disclaimerIndex='150';
	} else if (scale=="22px") {
		$("disclaimer").style.width="470px";
		disclaimerIndex='185';
	}
}

function ajustAttendEvent(scale){
	var tab_frame= $("tab-frame");
	var zip_button=$("zip_button");
	var zipcode=$("zipcode");
	//alert(zip_button);
	if(zipcode){
		if(scale=="15px"){
		  zipcode.style.fontSize="15px";
		  zipcode.style.top="-5px";
		}else if(scale=="18px"){
		  zipcode.style.fontSize="18px";
		  zipcode.style.top="-7px";
		
		}else if(scale=="22px"){
		  zipcode.style.fontSize="22px";
		  zipcode.style.top="-7px";
		}
	}
	
	if(tab_frame){
	   tab_frame.style.fontSize=scale;
	}
	if(zip_button && scale=="22px"){
	   zip_button.style.left="-45px";
	}
	//alert(past_events_content.style.fontSize);
}
function setHTags(scale){
	var h1_tag;
	var h2_tag;
	var h3_tag;
	var h4_tag;
	var p_tag;
	
	for(i=0;i<13;i++){

	/**
	   p_tag=$("p_"+i);
	   if(p_tag){
	   	  if(scale=="15px"){
	   	  	 p_tag.style.lineHeight="20px";
	   	  }else if(scale=="18px"){
	   	  	 p_tag.style.lineHeight="23px";
	   	  }else if(scale=="22px"){
	   	  	 p_tag.style.lineHeight="23px";
	   	  }	   	 
	   }
	 **/
	   
	   h1_tag=$("h1_"+i);
	   if(h1_tag && i<3){
	   	  if(scale=="15px"){
	   	  	 h1_tag.style.fontSize="22px";
	   	  }else if(scale=="18px"){
	   	  	 h1_tag.style.fontSize="25px";
	   	  }else if(scale=="22px"){
	   	  	 h1_tag.style.fontSize="28px";
	   	  }	   	 
	   }
	  
	   h2_tag=$("h2_"+i);
	   if(h2_tag && i<3){
	   	  if(scale=="15px"){
	   	  	 h2_tag.style.fontSize="18px";
	   	  }else if(scale=="18px"){
	   	  	 h2_tag.style.fontSize="22px";
	   	  }else if(scale=="22px"){
	   	  	 h2_tag.style.fontSize="26px";
	   	  }	   	 
	   }
	   
	   h3_tag=$("h3_"+i);
	   if(h3_tag && i<13){
	   	  if(scale=="15px"){
	   	  	 h3_tag.style.fontSize="15px";
	   	  }else if(scale=="18px"){
	   	  	 h3_tag.style.fontSize="18px";
	   	  }else if(scale=="22px"){
	   	  	 h3_tag.style.fontSize="20px";
	   	  }	   	 
	   }	   
	   h4_tag=$("h4_"+i);
	   if(h4_tag && i<4){
	   	  if(scale=="15px"){
	   	  	 h4_tag.style.fontSize="25px";
	   	  }else if(scale=="18px"){
	   	  	 h4_tag.style.fontSize="28px";
	   	  }else if(scale=="22px"){
	   	  	 h4_tag.style.fontSize="32px";
	   	  }	   	 
	   }				
	}	
}

function detectFF2() {
	  var userAgent = navigator.userAgent.toLowerCase();
	  if (/firefox[\/\s](\d+\.\d+)/.test(userAgent)) {
	    var ffversion = new Number(RegExp.$1);
	    //if (ffversion < 3 && userAgent.indexOf('mac') != -1) {
	    if (ffversion < 3 ) {
	    	return true;
	    }
	  }
	}

/** To add enter-to-submit functionality to forms */
function addInputSubmitEvent(form, input) {
    input.onkeydown = function(e) {
        e = e || window.event;
        if (e.keyCode == 13) {
            if (form.name=='past_events') {
            	submitState();
            } else {
            	form.submit();
            }
            return false;
        }
    };
}
function loadForm() {
    var forms = document.getElementsByTagName('form');
    for (var i=0;i < forms.length;i++) {
        var inputs = forms[i].getElementsByTagName('input');
        for (var j=0;j < inputs.length;j++) {
            addInputSubmitEvent(forms[i], inputs[j]);
        }
        var selects = forms[i].getElementsByTagName('select');
        for (var k=0;k < selects.length;k++) {
            addInputSubmitEvent(forms[i], selects[k]);
        }
    }
}

function  autoTab(e){
	var key = e.keyCode;
	var codes = "8,9,16,37,39"; // backspace, tab, shift , left arrow, right arrow	
	if (codes.search(key)>=0) { 
		return false;
	}
	
	if(document.getElementById("phone1").value.length==3) {
		document.getElementById("phone2").focus();
	} else {	
		return;
	}
	if(document.getElementById("phone2").value.length==3) {
		document.getElementById("phone3").focus();
	}
}
function showDisclaimerFlash(url, pos){
	//IE6 check
	var isIE6 = (navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion.indexOf("MSIE 6") !=-1);
	var top="-1950";
	var disclaimerDiv = document.getElementById('disclaimer');
	disclaimerDiv.style.visibility="visible";
	disclaimerDiv.style.display="block";
	if (isIE6) {
		if(page_id=="find-specialist"){
			top="-800";
		}
		if(page_id=="resources"){
			var scale = getCookie("fontId");
			if (scale=="18px") {
				top="-2050"
			} 
			else if (scale=="22px") {
				top="-2250"
			} 
		}
		disclaimerDiv.style.top=((parseInt(pos)*110)+parseInt(top))+"px";
	}
	
	var urlDiv = document.getElementById('newUrl');
	urlDiv.title=url; // save url for redirect
	
	scLink(this, '', 'EOA Site: 2009 03 - Disclaimer - Main')
}

function  goTop(){
	window.scrollTo(0,0);
}

function fixnav(page_id){
	if(isIE7){	
		if(page_id=="attend-event"){
			//alert(page_id);
			$("nav_attend").style.top="-9px";			
			$("nav-item3").style.top="-13px";
			$("meet-ambassadors").style.top="-17px";
			$("resources").style.top="-20px";
			$("nav-bottom").style.top="-23px";
		}else if(page_id=="meet-ambassadors"){
			$("resources").style.top="-19px";
			$("nav-bottom").style.top="-22px";
		}else if(page_id=="share-story"){
			$("resources").style.top="-19px";
			$("nav-bottom").style.top="-22px";
		}else if(page_id=="resources"){
			$("find-specialist").style.top="-19px";
			$("nav-bottom").style.top="-22px";
		}else if(page_id=="find-specialist"){			
			$("find-specialist").style.top="-19px";
			$("nav-bottom").style.top="-22px";
		}
	}else if(isIE6){
		if(page_id=="attend-event"){
			//alert(page_id);
			$("nav_attend").style.top="-9px";			
			$("nav-item3").style.top="-13px";
			$("meet-ambassadors").style.top="-17px";
			$("resources").style.top="-20px";
			$("nav-bottom").style.top="-23px";
		}else if(page_id=="meet-ambassadors"){
			$("resources").style.top="-19px";
			$("nav-bottom").style.top="-22px";
		}else if(page_id=="share-story"){
			$("resources").style.top="-19px";
			$("nav-bottom").style.top="-22px";
		}else if(page_id=="resources"){
			$("find-specialist").style.top="-19px";
			$("nav-bottom").style.top="-22px";
		}else if(page_id=="find-specialist"){			
			$("find-specialist").style.top="-19px";
			$("nav-bottom").style.top="-22px";
		}	
	}
	if (isIE8) {
		document.getElementById("matte").className = "matte-IE";
	}
}