// JavaScript Document
function open_popup(adr, width, height, name){
	var clWin = null;
	if(!name) name = Math.round(Math.random()*1000);
	//  clWin = window.open(adr, name, "height="+height+", width="+width+", top=30, left=30, status=no, toolbar=no, menubar=no, location=no, scrollbars=yes, directories=no");
	clWin = window.open(adr, name, "width="+width+", top=30, left=30, status=no, toolbar=no, menubar=no, location=no, scrollbars=yes, directories=no");
	clWin.focus();
}

function compare(){
	var form = document.frmList;
	var count = 0;
	var ids = Array();
	for (var i = 0; i < form.elements.length; i++){
		if( form.elements[i].type == 'checkbox'){
			if(form.elements[i].checked){
				count++;
				if(count > 2){
					alert('Не можете да сравнявате повече от 2 продукта!');
					return;
				}
				ids[count - 1] = form.elements[i].name;
				
			}
		}
	}
	if (count < 2){
		alert('Моля изберете двата продукта, които желаете да сравните!');
		return;
	}
	address = 'compare.php?id1=' + ids[0] + '&id2=' + ids[1];
	open_popup(address, 955, 0, '');
}