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

function submitForm() {
			var sArea = document.f1.Area.options[document.f1.Area.selectedIndex].value;
			var nPropertyTypeId = document.f1.PropertyTypeId.options[document.f1.PropertyTypeId.selectedIndex].value;
			var nPropertyPriceId = document.f1.PropertyPriceId.options[document.f1.PropertyPriceId.selectedIndex].value;
			document.f1.action = 'http://www.investpolska.com/search/'+ sArea + '/' + nPropertyTypeId + '/' + nPropertyPriceId + '/1.html';
			document.f1.target = '_self';
			document.f1.submit();
		}