// JavaScript Document

function showSub(m)
{     var l;
 for ( l = 0; l <= 1; l++)
 {   
    document.getElementById('sub'+l).style.display = "none";
 }
 
    document.getElementById('sub'+m).style.display = "block";
}



userAgent = window.navigator.userAgent;
browserVers = parseInt(userAgent.charAt(userAgent.indexOf("/")+1),10);
function findElement(n,ly) {
	if (browserVers < 4)		return document[n];
	var curDoc = ly ? ly.document : document;
	var elem = curDoc[n];
	if (!elem) {
		for (var i=0;i<curDoc.layers.length;i++) {
			elem = findElement(n,curDoc.layers[i]);
			if (elem) return elem;
		}
	}
	return elem;
}