// Common js for MBA Site
// Left menu Scripts ////////////////////////////////////////////////
var menuids=["navmenu"] //Enter id(s) of UL menus, separated by commas

function buildsubmenus(){
for (var i=0; i<menuids.length; i++){
  var ultags=document.getElementById(menuids[i]).getElementsByTagName("ul")
    for (var t=0; t<ultags.length; t++){
		var spanref=document.createElement("span")
		spanref.className="arrowdiv"
		spanref.innerHTML="&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;"
		ultags[t].parentNode.getElementsByTagName("a")[0].appendChild(spanref)
    ultags[t].parentNode.getElementsByTagName("a")[0].className="iehover"
    ultags[t].parentNode.onmouseover=function(){
    this.getElementsByTagName("ul")[0].style.display="block"
    }
    ultags[t].parentNode.onmouseout=function(){
    this.getElementsByTagName("ul")[0].style.display="none"
    }
    }
  }
}

if (window.addEventListener)
window.addEventListener("load", buildsubmenus, false)
else if (window.attachEvent)
window.attachEvent("onload", buildsubmenus)
// End of left menu ////////////////////////////////////////////////////


//***************************************** preloading common images
var AllImages = new Array();
var imgFolder = "images/"
function preloading(){
	for (x=0; x<preloading.arguments.length; x++){
		AllImages[x] = new Image();
		AllImages[x].src = imgFolder + preloading.arguments[x];
	}
}
preloading("button-hover-sub.gif");

//**************************** toggle to show/hide **************************
function toggle(obj, elem, msg) {
	var el = document.getElementById(obj);
	if ( el.style.display != 'none' ) {
		el.style.display = 'none';
		elem.innerHTML=msg + ' :: <img border=0 src=images/plus.gif />';
	}
	else {
		el.style.display = '';
		elem.innerHTML=msg + ' :: <img border=0 src=images/minus.gif />';
	}
}
//******************************** change hover style.. change class **************
function changeHover(elem, css) {
	elem.className=css;
}