// JavaScript Document
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_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

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];}
}

function resizeText(multiplier) {
  if (document.body.style.fontSize == "") {
    document.body.style.fontSize = "10px";
  }
  document.body.style.fontSize = multiplier + "px";
}

sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

function doonload(main,footer) {
	if (footer) { evendivs(Array('footer_left','footer_middle','footer_right'),0,20); }
	if (main) { evendivs(Array('leftcol','middlecol','rightcol'),11,11); }
}
function evendivs(ids,toppad,btmpad,type) {
	var i=0;
	var id;
	if(!type) {
		type = 'px';
	}
	for(var value in ids) {
		//alert(ids[value] + ' = ' +document.getElementById(ids[value]).offsetHeight);
		id = document.getElementById(ids[value]).offsetHeight - (parseInt(toppad)+parseInt(btmpad));
		if(id>i) {
			i=id;
		}
	}for(var set in ids) {		
		document.getElementById(ids[set]).style.height = i+type;
	}
}