/**

 COMMON FUNCTIONS USED THROUGHOUT SITE

 */

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

/* Extra stuff to enable nav hovers in IE */
var curr_item;

doHover = function() {
	var sfEls = document.getElementById("menu").getElementsByTagName("li");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" over";
			curr_item = null;
		}
		sfEls[i].onmouseout=function() {
			curr_item = this;
			//setTimeout("delayHideMenu()", 900);
			curr_item.className=curr_item.className.replace(new RegExp(' over\\b'), "");
		}
	}
}

function delayHideMenu() {
	curr_item.className=curr_item.className.replace(new RegExp(' over\\b'), "");
}

if(navigator.userAgent.toLowerCase().indexOf("msie") + 1) { window.onload = doHover; }