var allHTMLTags = new Array();

function getElementByClass(theClass)
{

	var allHTMLTags=document.getElementsByTagName("*");

	for (i=0; i<allHTMLTags.length; i++)
	{
		if (allHTMLTags[i].className==theClass)
		{
			allHTMLTags[i].style.display="none";
		}
	}
}

function openMenu($id)
{

	if ( $id > 0 )
	{

		getElementByClass("contentMenu");
		document.getElementById("contentMenu_" + $id).style.display = "block";

	}

}

function closePopup()
{

	document.getElementById('popup').style.display = "none";
	
}