function ur_hilite(varobj,renkler) {
		varobj.style.backgroundColor=renkler;	}
	function ur_dhilite(varobj,renkler) {
		varobj.style.backgroundColor=renkler;	}

	function u_hilite(varobj) {
		varobj.style.backgroundColor='#F8F8F8';	}
	function u_dhilite(varobj) {
		varobj.style.backgroundColor='#FFFFFF';	}

	function showmenu(elmnt) {
		if (document.getElementById(elmnt)!=null) {
			document.getElementById(elmnt).style.display="block";
			}
	}
	
	function hidemenu(elmnt) {
		if (document.getElementById(elmnt)!=null) {
			document.getElementById(elmnt).style.display="none";
			}
	}