browserName=navigator.appName;
browserVer=parseInt(navigator.appVersion);
NS4=((document.layers)||((browserName=="Netscape")&&(browserVer>=3)&&(browserVer<=4)))?true:false;
NS6=((browserName=="Netscape")&&(browserVer>4))?true:false;
IE4=(document.all)?true:false;
NS=(NS4||NS6)?true:false;
V4=(NS4||IE4)?true:false;

_mac=navigator.userAgent.indexOf('Mac')!=-1;
_dom=document.all?(document.getElementById?2:1)
	:(document.getElementById?4:(document.layers?3:0));
_createLayerNo=0;

function getElementById(element) {
	var object;
	if (document.all) {
		object=document.all(element);
	}
	if ((!object) && document.getElementById) {
		object=document.getElementById(element);
	}	
	if ((!object) && eval("document." + element)) {
		object=eval("document." + element);
	}
	if ((!object) && document.layers && document.layers[element]) {
		object=document.layers[element];
	}
	if ((!object) && document.images[element]) {
		object=document.images[element];
	}
	return object;
}
function getAbsPosition( element, topElement )
{
	if( topElement == null ) // if topElement is not specified
	topElement = document.body; // use the body as the root
	
	var x = 0;
	var y = 0;
	
	var temp = element;
	while (temp != topElement && temp)
	{
		x += getDivLeft(temp);
		y += getDivTop(temp);
		temp = temp.offsetParent;
	}
	
	var position = new Object();
	position.left = x;
	position.top = y;
	return position;
}
function getDivLeft(div){
	if (div) {
		if(_dom==4 || _dom==2)  {
			return div.offsetLeft;
		} else if(_dom==1) {
			return div.style.pixelLeft;
		} else if(_dom==3) {
			return div.x;
		}
	}
	return 0;
}

function setDivLeft(div, value) {
	if (div) {
		if(_dom==4 || _dom==2 || _dom==1) {
			div.style.left=value;
		} else if (_dom==3) {
			div.left=value;
		}
	}
}
function getDivTop(div){
	if (div) {
		if(_dom==4 || _dom==2) {
			return div.offsetTop;
		}
		if(_dom==1) {
			return div.style.pixelTop;
		}
		if(_dom==3) {
			return div.y;
		}
	}
	return 0;
}
function setDivTop(div, value) {
	if (div) {
		if(_dom==4 || _dom==2 || _dom==1) {
			div.style.top=value;
		} else if (_dom==3) {
			div.top=value;
		}
	}
}
function SetDivHTML(div, str){
	if (parent.document.getElementById){
		parent.document.getElementById(div).innerHTML = str;
		
	} else {
		eval("parent.document." + div + ".document.clear()");
		eval("parent.document." + div + ".document.write(str)");
		eval("parent.document." + div + ".document.close()");
	}
}

function positioncalque() {
	for (var numDiv=0; numDiv<20; numDiv++){
		if (getElementById('div'+numDiv) && getElementById('imgDiv'+numDiv)){
			setDivLeft(getElementById('div'+numDiv), getAbsPosition(getElementById('imgDiv'+numDiv)).left);
			setDivTop(getElementById('div'+numDiv), getAbsPosition(getElementById('imgDiv'+numDiv)).top);			
		}
	}
}


<!--
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_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];}
}
//-->