function divPosition(param) {	
	var lastElement=document.getElementById(param).offsetTop;
	windowHeight=getWindowHeight() - 41;
	var divPosition=((windowHeight>lastElement)? windowHeight:lastElement+20);
	var st = getElementStyle("adress")
	st.top = pixel(divPosition);
}
function showlayers() {
	showElement("adress", true);
}