function startList (id_node)
{
  if (document.all&&document.getElementById) {
	var lis = document.getElementById(id_node).getElementsByTagName("LI");
	for (var i=0; i<lis.length; i++) {
		lis[i].onmouseover=function() {
			this.className+=" over";
			selects = document.getElementsByTagName('select');
			for(i = 0; i < selects.length; i++) {
				selects[i].style.visibility = 'hidden';
			}
		}
		lis[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" over"), "");
			selects = document.getElementsByTagName('select');
			for(i = 0; i < selects.length; i++) {
				selects[i].style.visibility = 'visible';
			}
		}
	}
	}
}

window.onload = function () {startList('navmain')}


function input_search (input, text, current_event, inactive_class){
	if (current_event == 'focus')	{
		if (input.value == text)		{
			input.value = '';
			input.className = '';
		}
	} else if (current_event == 'blur')	{
		if (input.value == '')		{
			input.value = text;
			input.className = inactive_class;
		}
	}
}

function preloadImage (image) {
  var newImgPreloader = new Image();
  newImgPreloader.src = image;
}