function showHide(id){
				var objDisp = document.getElementById(id).style.display;
				var objDiv = document.getElementById(id);
								
				if(objDisp == 'none' || objDisp == '')
					objDiv.style.display = 'block';
				else
					objDiv.style.display = 'none';
			}
			
			var iCntr = 0;
			var sCurId;
			var sNewId;
			function changeDivId() {
                    if(iCntr == 0) {
                         sCurId = 'hidden_div';
                         sNewId = 'newId';
                         iCntr++;
                         document.getElementById(sCurId).id = newId;        
     			} else {
                         document.getElementById(sCurId).id = newId;
                    }
      
                    var temp = sCurId;
                    sCurId = newId;
                    newId = temp;     
               }