function over(obj) {
		
			obj.style.color='#FFF';
			
		}

		function out(obj) {
		
			obj.style.color='#000';

		}
		
		function getPageSize(){
			
			var xScroll, yScroll;
			
			if (window.innerHeight && window.scrollMaxY) {	
				xScroll = document.body.scrollWidth;
				yScroll = window.innerHeight + window.scrollMaxY;
			} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
				xScroll = document.body.scrollWidth;
				yScroll = document.body.scrollHeight;
			} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
				xScroll = document.body.offsetWidth;
				yScroll = document.body.offsetHeight;
			}
			
			var windowWidth, windowHeight;
			if (self.innerHeight) {	// all except Explorer
				windowWidth = self.innerWidth;
				windowHeight = self.innerHeight;
			} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
				windowWidth = document.documentElement.clientWidth;
				windowHeight = document.documentElement.clientHeight;
			} else if (document.body) { // other Explorers
				windowWidth = document.body.clientWidth;
				windowHeight = document.body.clientHeight;
			}	
			
			// for small pages with total height less then height of the viewport
			if(yScroll < windowHeight){
				pageHeight = windowHeight;
			} else { 
				pageHeight = yScroll;
			}
		
			// for small pages with total width less then width of the viewport
			if(xScroll < windowWidth){	
				pageWidth = windowWidth;
			} else {
				pageWidth = xScroll;
			}
		
		
			arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
			return arrayPageSize;
		}


		function searchOn() {
		
			var pageheight=getPageSize();
			document.getElementById('overlaydiv').style.height=pageheight[1]+"px"; 
			document.getElementById('overlaydiv').style.display="block";
			document.getElementById('searchfield').style.backgroundImage="url(images/searchbutton_overlayed.jpg)";
			document.getElementById('searchfield').style.zIndex="1000";
		}

		function newsletterOn() {
			var pageheight=getPageSize();
			document.getElementById('overlaydiv').style.height=pageheight[1]+"px";	
			document.getElementById('overlaydiv').style.display="block";
			document.getElementById('searchfield').style.zIndex="99";
			document.getElementById('newsletterdiv').style.display="block";		
		}

		function overlayOff() {
		

			document.getElementById('overlaydiv').style.display="none";
			document.getElementById('searchfield').style.zIndex="1000";
			document.getElementById('searchfield').style.backgroundImage="url(images/searchbutton.jpg)";
			document.getElementById('livesearch').style.display="none";
			document.getElementById('newsletterdiv').style.display="none";
			document.getElementById('searchfield').value="Gyorskeresés";

		}