function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function hideItems() {
			var list = document.getElementById("imgholder").getElementsByTagName("div"); 
			for(i=0;i<list.length;i++) {
				list[i].style.display="none";
			}
}

function img(content) {
			hideItems();
			var item = document.getElementById(content);
			item.style.display="block";
			
}
function arata(content) {
			var item = document.getElementById(content);
			if (item.style.display="none") {
				item.style.display="block"
			} else item.style.display="none";
}
function ascunde(content) {
			var item = document.getElementById(content);
			item.style.display="none";
}