function openMain(menu,page)
	{
		if(page == "")
		{
			top.location.replace("index.php?menu=" + menu);
		}else{
			top.location.replace("index.php?menu=" + menu + "&page=" + page);
		}
	}
	
	function openMainEx(menu,submenu,page)
	{
		if(page == "")
		{
			top.location.replace("index.php?menu=" + menu + "&submenu=" + submenu);
		}else{
			top.location.replace("index.php?menu=" + menu + "&submenu=" + submenu + "&page=" + page);
		}
		
	}

	function openNew(url)
	{
		window.open(url)
	}
	
	function mouseMove(element)
	{
		var isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
		if(isIE == true)
		{
			element.style.filter = "Alpha(opacity=85)";
		}
	}
	
	function mouseDown(element)
	{
		var isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
		if(isIE == true)
		{
			element.style.filter = "Alpha(opacity=100)";
		}
	}
	
	function mouseOut(element)
	{
		var isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
		if(isIE == true)
		{
			element.style.filter = "Alpha(opacity=70)";
		}
	}