function checkAllTypes(){
	var boxes = searchtype.getElementsByTagName("input");
	for (var i=0; i<boxes.length; i++){
		myType = boxes[i].getAttribute("type");
		if( myType == "checkbox" ){
			boxes[i].checked = 1;
		}
	}
}

function checkAllCities(){
	var boxes = searchcity.getElementsByTagName("input");
	for (var i=0; i<boxes.length; i++){
		myType = boxes[i].getAttribute("type");
		if( myType == "checkbox" ){
			boxes[i].checked = 1;
		}
	}
}