var Overview = new function()
{
	var ID = "overview";
	
	var init = new function()
	{
		ContentLoadedEvent.add(create);
		// unobtrusive hide/collapse companies which are part of a companygroup
		UFO.createCSS("div#overview ul ul","display:none;");
	}
	function create()
	{
		if(document.getElementById(ID))
		{
			aList = document.getElementById(ID).getElementsByTagName("a");
			if(aList.length)
			{
				var i = aList.length-1;
				do
				{
					var aElm = aList[i];
					if(aElm.parentNode.getElementsByTagName("ul").length)
					{
						aElm.onclick = function()
						{
							var liElm = this.parentNode
							var ulElm = liElm.getElementsByTagName("ul")[0];
							if(ulElm.style.display == "" || ulElm.style.display == "none")
							{
								if(liElm.defaultClassName == undefined) liElm.defaultClassName = liElm.className;
								liElm.className = "";
								ulElm.style.display = "block";
								this.className = "sys_active";
								
							}
							else
							{
								if(liElm.defaultClassName != undefined) liElm.className = liElm.defaultClassName;
								ulElm.style.display = "none";
								this.className = "";
							}
							this.blur();
							return false;
						}
					}
				} while(i--);
			}
		}
	}
}