<!--

function toggleExpandButton(element){

	if(element.innerHTML=="&ndash;"){
		element.innerHTML=="+";

	}else{

		if(element.id=="link1"){
			if(element.innerHTML=="+"){
				element.innerHTML = "&ndash;";
			}else{
				element.innerHTML = "+";
			}

			document.getElementById("link2").innerHTML = "+";
			document.getElementById("link3").innerHTML = "+";
			document.getElementById("link4").innerHTML = "+";

		}else if(element.id=="link2"){
			if(element.innerHTML=="+"){
				element.innerHTML = "&ndash;";
			}else{
				element.innerHTML = "+";
			}

			document.getElementById("link1").innerHTML = "+";
			document.getElementById("link3").innerHTML = "+";
			document.getElementById("link4").innerHTML = "+";

		}else if(element.id=="link3"){
			if(element.innerHTML=="+"){
				element.innerHTML = "&ndash;";
			}else{
				element.innerHTML = "+";
			}

			document.getElementById("link1").innerHTML = "+";
			document.getElementById("link2").innerHTML = "+";
			document.getElementById("link4").innerHTML = "+";

		}else if(element.id=="link4"){
			if(element.innerHTML=="+"){
				element.innerHTML = "&ndash;";
			}else{
				element.innerHTML = "+";
			}

			document.getElementById("link1").innerHTML = "+";
			document.getElementById("link2").innerHTML = "+";
			document.getElementById("link3").innerHTML = "+";

		}
	}

}

//-->