<!--
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_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
var viewportwidth;
 var viewportheight;
 
 // the more standards compliant browsers (mozilla/netscape/opera/IE7) use window.innerWidth and window.innerHeight
 function vpdim(){
 	if (typeof window.innerWidth != 'undefined') {
 		viewportwidth = window.innerWidth, viewportheight = window.innerHeight
 	}
 	
 	// IE6 in standards compliant mode (i.e. with a valid doctype as the first line in the document)
		
		else 
			if (typeof document.documentElement != 'undefined' &&
			typeof document.documentElement.clientWidth !=
			'undefined' &&
			document.documentElement.clientWidth != 0) {
				viewportwidth = document.documentElement.clientWidth, viewportheight = document.documentElement.clientHeight
			}
			
			// older versions of IE
			
			else {
				viewportwidth = document.getElementsByTagName('body')[0].clientWidth, viewportheight = document.getElementsByTagName('body')[0].clientHeight
			}
	}
	vpdim();
	window.onload = vpdim;
	window.onresize = vpdim;
//-->