var objLogRequest;
    	var userIdVal;
		
    	function chekUserId()
	    {
			
			try
			{
       	   		if(document.getElementById("userId").value=="")
				{
					alert(" You have not entered Username. ");
					return 0;
				}
				if(document.getElementById("userPass").value=="")
				{
					alert("You have not entered Password.");
					return 0;
				}
				
				var userId = document.getElementById("userId").value;
				var userPass = document.getElementById("userPass").value;
				
				userIdVal = userId;
				//alert("userId:->"+userId);
				//alert("userPass:->"+userPass);
    	    	var serUrl ='/servlet/ShopUserLogin?userID='+userId+'&userPass='+userPass+'&randomNum='+Math.random()*Math.random();
       			//alert("serUrl:->"+serUrl);
				
				
        		if(window.ActiveXObject)
	        	{
    	        	objLogRequest = new ActiveXObject('Microsoft.XMLHTTP');
        	    	//alert("Windos Browser");
        		}
	        	else
    	    	{
        	    	objLogRequest = new XMLHttpRequest();
            		
	        	}
    	    	if(objLogRequest)
        		{
            		//alert("objAddRequest 1");
            		objLogRequest.onreadystatechange = sendLogInfo;
	            	//alert("objAddRequest 2");
    	        	objLogRequest.open('Get',serUrl);
        	    	//alert("objAddRequest 3");
					if(window.ActiveXObject)
	        		{
            			objLogRequest.send();
					}
					else
    	    		{
        	    		objLogRequest.send('');
            		
	        		}
	            	
    	    	}			
			}// end try
		   catch(e)
		   {
		   		alert("Exception in chekUserId function "+e);
		   }
	   
	    }
    	function sendLogInfo()
	    {   
			
    		try
			{
        		//alert('object state :-> '+objLogRequest.readyState)
	        	if(objLogRequest.readyState==4)
    	    	{
        	    	if(objLogRequest.status==200)
            		{
						var response = objLogRequest.responseText;
						//alert('response :-> '+response)
						
						if(response =='notLogin')
        	    		{
							//document.getElementById("errorpass").innerHTML ="Username and password do not match.";
							if(document.getElementById("hidden").value=='loginDiv'){
								alert("Username or password do not match.");
								document.getElementById("userPass").value="";
								
							}else{
								//window.location.assign('/servlet/ProDispatchAddInfo');
								alert("Username or password do not match.");
								document.getElementById("userPass").value="";
							}
						}
						if(response =='login')
        	    		{		
							
							if(document.getElementById("hidden").value=='loginDiv')
							{
								
								/*
								document.getElementById("userId").value='';
								document.getElementById("userPass").value='';
								removeRow('logBody');
								var minTr0 = document.createElement('tr');
								var minTd0 = document.createElement('td');
									minTd0.height='10';
									minTd0.colspan='3';
									minTd0.align='left';
									minTd0.valign='top';
									minTd0.bgcolor='#FFFFFF';
									
								var minTr1 = document.createElement('tr');
								var minTd1 = document.createElement('td');
									//minTd1.width='20';
									minTd1.align='left';
									minTd1.valign='middle';
									minTd1.className='text';
									//minTd1.innerHTML = 'Welcome! '+ userId;
									minTd1.innerHTML = 'Welcome! <%= (String)userFullName.elementAt(0)%> <%= (String)userFullName.elementAt(1)%>';
									
								var minTd2 = document.createElement('td');
									minTd2.width='20';
									minTd2.rowspan='2';
								var minTd3 = document.createElement('td');
									minTd3.width='20';
									minTd3.rowspan='2';
								
								var minTr2 = document.createElement('tr');
								var minTd4 = document.createElement('td');	
									minTd4.classes='10';
									minTd4.align='left';
									minTd4.valign='middle';
									minTd4.bgcolor='#FFFFFF';
									minTd4.innerHTML='&nbsp;&nbsp;&nbsp;<a href="/servlet/ShopUserLogOut" class="signOut">Sign Out</a>';
									
									minTr0.appendChild(minTd0);
									minTr1.appendChild(minTd1);
									minTr1.appendChild(minTd2);
									minTr1.appendChild(minTd3);
									minTr2.appendChild(minTd4);
									
									var logInBodyObj = document.getElementById('logBody');   
									
									logInBodyObj.appendChild(minTr0);
									logInBodyObj.appendChild(minTr1);
									logInBodyObj.appendChild(minTr2);
									
									var myAccountObj = document.getElementById('myAccount');   
									myAccountObj.innerHTML='<a href="/servlet/GetShopUsreInfo" class="centertop_text">My Account</a>';
									//window.location.href=this.href;
									*/
									window.location.reload(true);
											
							}
							else
							{
								if(document.getElementById("hidden").value!='loginDiv'){
									window.location.assign('/servlet/ProDispatchAddInfo');
								}
							}					
						}
					}
				}
			}
			catch(ex)
   			{
				alert("Exception in sendInfo function "+ex);
   			}
	    }
		
		function singOut()
		{
			/*<%if(session!=null)
            {
            	session.invalidate();
            }
            else
            {
            	System.out.println("session is null");
 		 		res.sendRedirect("/servlets/SessionLost.html");
            }%>*/
		}