// JavaScript Document
doChange = function(field,name){
	document.getElementById('u11').className = "dis";
/*var n = name.substring(1);
var num = document.getElementById("u").getElementsByTagName("ul").length;
 for (i = 1; i <= num; i++) {
	document.getElementById('u1'+i).className = "dis";
 }
document.getElementById('u1'+n).className = "enab";*/
}
doChange1 = function(field,name){
	//alert(document.getElementById('u11').className);
	document.getElementById('u11').className = "enab";
/*var n = name.substring(1);
var num = document.getElementById("u").getElementsByTagName("ul").length;
 for (i = 1; i <= num; i++) {
	document.getElementById('u1'+i).className = "dis";
 }
document.getElementById('u1'+n).className = "enab";
*/
}
doChange2 = function(field,name){	
	document.getElementById('u12').className = "enab";
	document.getElementById('u11').className = "dis";
}
doChange3 = function(field,name){	
	document.getElementById('u11').className = "enab";
	document.getElementById('u12').className = "dis";
}
doChange4 = function(field,name){	
	document.getElementById('u11').className = "dis";
	document.getElementById('u12').className = "dis";
}