function ShowHideLink(id){
		HideAllLinks(id);
		if (document.getElementById(id+"1").style.display=="none"){
			document.getElementById(id+"1").style.display="";
		}
		else{
			document.getElementById(id+"1").style.display="none";
		}
	}

	function none(){}

	function ShowLink(Layer){
		document.getElementById(Layer).style.visibility='visible';
	}

	function HideLink(Layer){
		document.getElementById(Layer).style.visibility='hidden';
	}

	function HideAllLinks(myItem)
	{
		if (myItem!='1'){
			document.getElementById("11").style.display="none";
		}
								if (myItem!='2'){
			document.getElementById("21").style.display="none";
		}
						if (myItem!='3'){
			document.getElementById("31").style.display="none";				
		}
						if (myItem!='4'){
			document.getElementById("41").style.display="none";		
		}
						if (myItem!='5'){
			document.getElementById("51").style.display="none";		
		}
						if (myItem!='6'){
			document.getElementById("61").style.display="none";		
		}
						if (myItem!='7'){
			document.getElementById("71").style.display="none";		
		}
						if (myItem!='8'){
			document.getElementById("81").style.display="none";		
		}
								if (myItem!='9'){
			document.getElementById("91").style.display="none";		
		}
								if (myItem!='10'){
			document.getElementById("101").style.display="none";		
		}
						if (myItem!='11'){
			document.getElementById("111").style.display="none";		
		}
						if (myItem!='12'){
			document.getElementById("121").style.display="none";		
		}
						if (myItem!='13'){
			document.getElementById("131").style.display="none";		
		}
						if (myItem!='14'){
			document.getElementById("141").style.display="none";		
		}
						if (myItem!='15'){
			document.getElementById("151").style.display="none";		
		}
						if (myItem!='16'){
			document.getElementById("161").style.display="none";		
		}
						if (myItem!='17'){
			document.getElementById("171").style.display="none";		
		}
						if (myItem!='18'){
			document.getElementById("181").style.display="none";		
		}
						if (myItem!='19'){
			document.getElementById("191").style.display="none";		
		}
						if (myItem!='20'){
			document.getElementById("201").style.display="none";		
		}
						if (myItem!='21'){
			document.getElementById("211").style.display="none";		
		}
						if (myItem!='22'){
			document.getElementById("221").style.display="none";		
		}
						if (myItem!='23'){
			document.getElementById("231").style.display="none";		
		}
		
	
	}