function validate_search()
	{
	if (document.searchForm.search.value!="") document.searchForm.submit();
	}
	
function openInform()
	{
	var inform=window.open("inform/index.html", "inform");
	inform.focus();
	}
	
function imgOff(imgName, nest) 
	{
	if (document.images) 
		{ 
		if (document.layers && nest != null) 
			document.layers[nest].document[imgName].src = eval(imgName + "_off.src");
		else
			document[imgName].src = eval(imgName + "_off.src");      
		}
	}

function imgOn(imgName, nest) 
	{
	if (document.images) 
		{ 
		if (document.layers && nest != null) 
			document.layers[nest].document[imgName].src = eval(imgName + "_on.src");
		else
			document[imgName].src = eval(imgName + "_on.src");      
		}
	}