// NAV ROLLOVERS BEGIN //
 
	//btn1
	btn1off = new Image();
	btn1off.src = 'http://weill.cornell.edu/its/i/nav_emailCalendar.gif';
	btn1on = new Image();
	btn1on.src = 'http://weill.cornell.edu/its/i/nav_emailCalendar_on.gif';
	
	//btn2
	btn2off = new Image();
	btn2off.src = 'http://weill.cornell.edu/its/i/nav_phonesMobileDevices.gif';
	btn2on = new Image();
	btn2on.src = 'http://weill.cornell.edu/its/i/nav_phonesMobileDevices_on.gif';
	
	//btn3
	btn3off = new Image();
	btn3off.src = 'http://weill.cornell.edu/its/i/nav_computingHosting.gif';
	btn3on = new Image();
	btn3on.src = 'http://weill.cornell.edu/its/i/nav_computingHosting_on.gif';
	
	//btn4
	btn4off = new Image();
	btn4off.src = 'http://weill.cornell.edu/its/i/nav_webMultimedia.gif';
	btn4on = new Image();
	btn4on.src = 'http://weill.cornell.edu/its/i/nav_webMultimedia_on.gif';
	
	//btn5
	btn5off = new Image();
	btn5off.src = 'http://weill.cornell.edu/its/i/nav_identitySecurity.gif';
	btn5on = new Image();
	btn5on.src = 'http://weill.cornell.edu/its/i/nav_identitySecurity_on.gif';
	
	//btn6
	btn6off = new Image();
	btn6off.src = 'http://weill.cornell.edu/its/i/nav_networkConnectivity.gif';
	btn6on = new Image();
	btn6on.src = 'http://weill.cornell.edu/its/i/nav_networkConnectivity_on.gif';
	
	//btn7
	btn7off = new Image();
	btn7off.src = 'http://weill.cornell.edu/its/i/nav_consultation.gif';
	btn7on = new Image();
	btn7on.src = 'http://weill.cornell.edu/its/i/nav_consultation_on.gif';
	
	//btn8
	btn8off = new Image();
	btn8off.src = 'http://weill.cornell.edu/its/i/nav_applications.gif';
	btn8on = new Image();
	btn8on.src = 'http://weill.cornell.edu/its/i/nav_applications_on.gif';
	


	//TOOLBAR images
	btn9off = new Image();
	btn9off.src = 'http://weill.cornell.edu/its/i/toolbar_downloads.jpg';
	btn9on = new Image();
	btn9on.src = 'http://weill.cornell.edu/its/i/toolbar_downloads_hover.jpg';


	//TOOLBAR images
	btn10off = new Image();
	btn10off.src = 'http://weill.cornell.edu/its/i/toolbar_forms.jpg';
	btn10on = new Image();
	btn10on.src = 'http://weill.cornell.edu/its/i/toolbar_forms_hover.jpg';


	//TOOLBAR images
	btn11off = new Image();
	btn11off.src = 'http://weill.cornell.edu/its/i/toolbar_policies.jpg';
	btn11on = new Image();
	btn11on.src = 'http://weill.cornell.edu/its/i/toolbar_policies_hover.jpg';

	//TOOLBAR images
	btn12off = new Image();
	btn12off.src = 'http://weill.cornell.edu/its/i/toolbar_about.jpg';
	btn12on = new Image();
	btn12on.src = 'http://weill.cornell.edu/its/i/toolbar_about_hover.jpg';

	//TOOLBAR images
	btn13off = new Image();
	btn13off.src = 'http://weill.cornell.edu/its/i/toolbar_news.jpg';
	btn13on = new Image();
	btn13on.src = 'http://weill.cornell.edu/its/i/toolbar_news_hover.jpg';


	
	function rollover(img,state) {
		var imgState = state == 1 ? eval(img + 'on.src') : eval(img + 'off.src');
		document.images[img].src = imgState;
	}
	
// NAV ROLLOVERS END //
 
 
function clearText(field){
 
    if (field.defaultValue == field.value) field.value = '';
    else if (field.value == '') field.value = field.defaultValue;
}
 
 
 
 
// FONT RESIZE BEGIN //
var min=11;
var max=18;
function increaseFontSize() {
   var p = document.getElementsByTagName('p');   
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 12;
      }
      if(s!=max) {
         s += 1;
      }
      p[i].style.fontSize = s+"px"
   }
}
 
function decreaseFontSize() {
   var p = document.getElementsByTagName('p');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 12;
      }
      if(s!=min) {
         s -= 1;
      }
      p[i].style.fontSize = s+"px"
   }   
}
 
// FONT RESIZE END //
 
 
 
 
// MODAL WINDOW BEGIN //
numdivs=1
 
IE5=NN4=NN6=false
if(document.all)IE5=true
else if(document.layers)NN4=true
else if(document.getElementById)NN6=true
 
function init() {// add  onLoad="init()" to activate div onload
	showDiv(0)
}
function showDiv(which) {
	for(i=0;i<numdivs;i++) {
		if(NN4) eval("document.div"+i+".visibility='hidden'")
		if(IE5) eval("document.all.div"+i+".style.visibility='hidden'")
		if(NN6) eval("document.getElementById('div"+i+"').style.visibility='hidden'")
	}
	if(NN4) eval("document.div"+which+".visibility='visible'")
	if(IE5) eval("document.all.div"+which+".style.visibility='visible'")
	if(NN6) eval("document.getElementById('div"+which+"').style.visibility='visible'")
}
 
// MODAL WINDOW END //
 
 
 
 
// Vertical AUTO SCROLLING DIV BEGIN //
function FloatTopDiv()
{
	startX = startY = 0;
	var ns = (navigator.appName.indexOf("Netscape") != -1);
	var d = document;
	
	function ml(id)
	{
		
		var el=d.getElementById?d.getElementById(id):d.all?d.all[id]:d.layers[id];
		if(d.layers)el.style=el;
		el.sP=function(x,y){this.style.left=0;this.style.top=y+"px";};
		el.x = startX;
		el.y = startY;
		
		return el;
	}
	
	stayTopLeft=function()
	{
	
		if (document.body.clientWidth < 980)
		{
			ftlObj.y = 0;	ftlObj.sP(ftlObj.y);
		}
		
		else
		{
			var pY = ns ? pageYOffset : document.body.scrollTop;
		
		if (document.body.clientWidth >= 1024)
		{				
			ftlObj.x = ftlObj.y += (pY + startY - ftlObj.y)/50;ftlObj.sP(ftlObj.y);				
			ftlObj.y += (pY + startY - ftlObj.y)/30  ;
			ftlObj.sP(ftlObj.y);				
		}
		
		
		{
		ftlObj.x  = startX+((ns)?8:16);
		ftlObj.y += (pY + startY - ftlObj.y)/10;
		ftlObj.sP(ftlObj.x, ftlObj.y);
		}
		}			
		setTimeout("stayTopLeft()", 5);
	}
	
	ftlObj = ml("YFloater");
	stayTopLeft();
	
}
 
 
 
function ShowFloatingDiv()
{		
	var objAdDivRight = document.getElementById("YFloater");
	if(objAdDivRight) FloatTopDiv();	
}
// Vertical AUTO SCROLLING DIV END //
 
 
 
// FADE IN & FADE OUT BEGIN //
function opacity(id, opacStart, opacEnd, millisec) {
	//speed for each frame
	var speed = Math.round(millisec / 100);
	var timer = 0;
 
	//determine the direction for the blending, if start and end are the same nothing happens
	if(opacStart > opacEnd) {
		for(i = opacStart; i >= opacEnd; i--) {
			setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
			timer++;
		}
	} else if(opacStart < opacEnd) {
		for(i = opacStart; i <= opacEnd; i++)
			{
			setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
			timer++;
		}
	}
}
 
//change the opacity for different browsers
function changeOpac(opacity, id) {
	var object = document.getElementById(id).style; 
	object.opacity = (opacity / 100);
	object.MozOpacity = (opacity / 100);
	object.KhtmlOpacity = (opacity / 100);
	object.filter = "alpha(opacity=" + opacity + ")";
}
 
function shiftOpacity(id, millisec) {
	//if an element is invisible, make it visible, else make it ivisible
	if(document.getElementById(id).style.opacity == 0) {
		opacity(id, 0, 100, millisec);
	} else {
		opacity(id, 100, 0, millisec);
	}
}
// FADE IN & FADE OUT END //