function checkrequired(which) {
	var pass=true, objName;

	var questNumCount = 0;		//Current question number starting at 1
	var ansNumCount = 2;			//Current answer number starting 0
	var questNumTot = 8;		//Number of questions starting from 0 to x
	var ansList = new Array(10, 2, 2, 2, 2, 16, 7);		//Array of  the number of choices per question (_RADIO ONLY_) from 1 to ansList[questNumTot];
	var check = false;			//Checked?
		
	if (document.images) {
		for (i=0;i<which.length;i++) {
			
			var tempobj=which.elements[i];
			
			if (tempobj.name.substring(0,8)=="required") {

				if (((tempobj.type=="text"||tempobj.type=="textarea")&& tempobj.value=='') || (tempobj.type.toString().charAt(0)=="s" && tempobj.selectedIndex==0)) {
					shortFieldName=tempobj.name.substring(9,30).toUpperCase();
					alert("Please fill all required field");
				 //alert("Please fill in this field : "+shortFieldName+".");

				return false;
         		}

			 	if (tempobj.type=="radio") {
					
									
					if (ansNumCount != 0) {
						if (tempobj.checked) {
							check = true;
						}
						ansNumCount--;
					}
					
					if (ansNumCount == 0) {
						if (!check) {
							shortFieldName=tempobj.name.substring(9,30).toUpperCase();
							alert("Please fill in this field: "+shortFieldName+".");
						return false;
						}
						ansNumCount = ansList[questNumCount];
						questNumCount++;
						check = false;
					}
	 			}
			}
   		}
	}
return true;
}