window.onload = initAll;
window.onunload = function() {};

function initAll() { 

document.getElementById("chooseconstituency").selectedIndex = 0; 		
document.getElementById("chooseconstituency").onchange = chooseConstituency; 

}

function chooseConstituency() {

	var newLoc = document.getElementById("chooseconstituency");
	var newPage = newLoc.options[newLoc.selectedIndex].value;

	if (newPage != "") {
		window.location = newPage;
	}

}