// JavaScript Document

function OpenFormulier() {
	var Target = document.getElementById('kerstlink');
	var Pos = findPos(Target);

//	alert('Left: '+Pos[0]); alert('Top: '+Pos[1]);

	if (typeof window.screenLeft != "undefined"){ //IE
	Pos[0] = window.screenLeft + Pos[0];
	Pos[1] = window.screenTop + Pos[1]; 
//	alert("IE or Chrome - screenTop = "+screenTop);
	Pos[0] = Pos[0] + 184;
	Pos[1] = Pos[1] - 136;
	}
//	else if (typeof window.screenX != "undefined"){ //NS/Moz
//	Pos[0] = window.screenX + Pos[0];
//	Pos[1] = window.screenY + Pos[1];
//	alert("Firefox - window.screenY = "+window.screenY);
//	}
	else { //default - center of screen
	Pos[0] = screen.availWidth/2 - 200;
	Pos[1] = screen.availHeight/2 - 75;
//	alert("Other browser");
}

//	alert('Left: '+Pos[0]); alert('Top: '+Pos[1]);

var url = 'Kerstkortingsbon.html';
var name = 'Bon';
var features = 'toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=no, height=295, width=400, top='+Pos[1]+', left='+Pos[0];
//var features = 'toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=no, height=150, width=400, top=0, left=0';

//alert(data);

window.open(url,name,features);

//window.open('Kerstkortingsbon.html', 'Bon', 'toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=no, height=150, width=400, screenX=100, screenY=100, top=100, left='+Pos[0]+);

}

AnotherObj = document.getElementById('AnotherID');
AnotherObj .style.top  = Pos[1] + "px";
AnotherObj .style.left = Pos[0] + "px";

//------------------------------------
function findPos(obj) {
//----------------------------------------
    var curleft = curtop = 0;
    if (obj.offsetParent) {
    do {
    		curleft += obj.offsetLeft;
    		curtop += obj.offsetTop;
    } while (obj = obj.offsetParent);
    return [curleft,curtop];
    }

}