//showHideMainRollOutSubMenu begin

var agt=navigator.userAgent.toLowerCase();
var is_major = parseInt(navigator.appVersion);
var is_minor = parseFloat(navigator.appVersion);
var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1) && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1) && (agt.indexOf('webtv')==-1));

var is_nav4 = (is_nav && (is_major == 4));
var is_nav4up = (is_nav && (is_major >= 4));
var is_nav6 = (is_nav && (is_major == 5));
var is_nav6up = (is_nav && (is_major >= 5));
var is_ie   = (agt.indexOf("msie") != -1);
var is_ie3  = (is_ie && (is_major < 4));
var is_ie4  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")==-1));
var is_ie4up  = (is_ie  && (is_major >= 4));
var is_ie5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1));
var is_ie5up  = (is_ie && !is_ie3 && !is_ie4);
var is_opera = (agt.indexOf("opera") != -1);
var is_opera4 = (is_opera && (is_major == 4));
var is_opera5 = (is_opera && (is_major == 5));
var is_opera5up = (is_opera && (is_major >= 5));

var is_domcom = ((is_nav6up)||(is_ie5up)||(is_opera5up))
var is_mac    = (agt.indexOf("mac")!=-1);
var is_mac68k = (is_mac && ((agt.indexOf("68k")!=-1) || (agt.indexOf("68000")!=-1)));
var is_macppc = (is_mac && ((agt.indexOf("ppc")!=-1) || (agt.indexOf("powerpc")!=-1)));



var _timeout	= 500;

function getElementByIds(_id) {

	var _el;

	if(is_domcom) {
		_el	= document.getElementById(_id);
	} else if(is_ie4) {
		_el	= document.all[_id];
	}

	return _el;
}

function rollOut(_obj, n){

	//n = n + 10;
	n = n + 90;
	
	if(is_opera5up)
		//n = n + 20;
		n = n + 100;
	
	document.getElementById(_obj).style.clip = 	'rect(auto 534px ' + n + 'px auto)';
	
	if(n < 400){
		setTimeout("rollOut('" + _obj + "', " + n +")", 0);
	}
}

function _showMenu(_objID) {
	var _obj	= getElementByIds(_objID);
	if(_obj) {
		_obj.style.display	= 'block';
		_obj.style.clip = 	'rect(0 0 0 0)';
		rollOut(_objID, 0);
	}
}

function _hideMenu(_objID) {
	var _obj	= getElementByIds(_objID);
	if(_obj) {
		_obj.style.display	= 'none';
		_obj.style.clip = 	'rect(auto auto auto auto)';
	}
}

//hide other submenus begin
function hideOther(_id){
	var myMenu = getElementByIds(_id);
	var sm1 = getElementByIds("submenuEmployers");
	var sm2 = getElementByIds("submenuConsultants");
	var sm3 = getElementByIds("submenuErp");
	var sm4 = getElementByIds("submenuTech");

	if(sm1 && sm1 != myMenu) {
		sm1.style.display	= 'none';
	}
	if(sm2 && sm2 != myMenu) {
		sm2.style.display	= 'none';
	}
	if(sm3 && sm3 != myMenu) {
		sm3.style.display	= 'none';
	}
	if(sm4 && sm4 != myMenu) {
		sm4.style.display	= 'none';
	}
}
//hide other submenus end

/*************************************************
 *	shows element with id passed as parameter
 *************************************************/
function doOver(_id) {
	
	var _el	= getElementByIds(_id);
	hideOther(_id);
	if(_el) {
		if(_el.timer) {
			clearTimeout(_el.timer);
		}
		if(_el.style.display != 'block')
			 _showMenu(_id);
	}
}

/*************************************************
 *	hides element with id passed as parameter
 *************************************************/

var time

function doOut(_id) {

	var _el	= getElementByIds(_id);

	if(_el) {
		var _timer	= setTimeout("_hideMenu('" + _id + "')", _timeout);
		_el.timer	= _timer;
	}
}
//showHideMainRollOutSubMenu end

//swapCollageImage() begin
/*function swapCollageImage(){
	var imgArray = new Array(3);
	var randNum = Math.floor(Math.random()*2);
	imgArray[0] = '/env/images/_collage1.jpg';
	imgArray[1] = '/env/images/_collage2.jpg';
//	imgArray[2] = '/env/images/_collage3.jpg';
	
	document.getElementById('bigImageDiv').style.background = 'url(' + imgArray[randNum] + ') no-repeat';
}*/
//swapCollageImage() end


function readCookie() {
	//alert(document.cookie);
	var test = readCookiea('collage');
	//alert (test);
		
	//test = Math.round(test);
	no = test;
	no = Math.round(no);
	if (no > 6) no = 1;
	if (no == 0) no = 1;
	//alert(no);
	if (document.getElementById('oracle'))
	{
		var code = '<img src="/env/images/Banner1_qulaifies_revised.jpg" alt="banner" />';
	document.getElementById('bigImageDiv').innerHTML = code;
	no++;
	if (no > 6) no = 1;
	//alert(no);
	//SetCookie('collage',no);
	createCookie('collage',no,2);
		
	}
	else if (document.getElementById('sap'))
	{
		var code = '<img src="/env/images/Banner1_resolved_revised.jpg" alt="banner" />';
	document.getElementById('bigImageDiv').innerHTML = code;
	no++;
	if (no > 6) no = 1;
	//alert(no);
	//SetCookie('collage',no);
	createCookie('collage',no,2);
		
	}
	else if (document.getElementById('peoplesoft'))
	{
		var code = '<img src="/env/images/Banner2_delivered_revised.jpg" alt="banner" />';
	document.getElementById('bigImageDiv').innerHTML = code;
	no++;
	if (no > 6) no = 1;
	//alert(no);
	//SetCookie('collage',no);
	createCookie('collage',no,2);
		
	}
	else{
	var code = '<img src="/env/images/banner'+no+'.jpg" alt="banner" />';
	document.getElementById('bigImageDiv').innerHTML = code;
	no++;
	if (no > 6) no = 1;
	//alert(no);
	//SetCookie('collage',no);
	createCookie('collage',no,2);}
	
}