// JavaScript Document
function check_blank(elt,msg)
{
  if (elt.value=="")
   {
    alert("you cant not left "+msg+" blank");
	alert(aa);
	elt.focus();   
   }
return true;
}


//*******************************************************
/*

<input name="username" type="text"  id="username"  onBlur="return check_blank(this,'username');">

*/
//*******************************************************
function time_check(elt)
{
   if(elt.value!="")
    {
		time=elt.value;
		hh=time.substring(0,2);
	    mm=time.substring(3,5);
	    sep=time.substring(2,3)
	  if(sep!=":")
		  {
		    alert("Invalid Time, Enter in HH:MM Format");
		   elt.value="";
		   elt.focus();   
		   return false;
		  }
	 
	 if(isNaN(hh)==true)
		  {
		    alert("Invalid Time Enter in HH:MM Format");
		   elt.value="";
		   elt.focus();   
		   return false;
		  }
	  if(isNaN(mm)==true)
		  {
		    alert("Invalid Time Enter in HH:MM Format");
		   elt.value="";
		   elt.focus();   
		   return false;
		  }
	if ((parseInt(mm)>59)||(parseInt(hh)>12))
		  {
		   alert("Invalid Time Enter in HH:MM Format");
		   elt.value="";
		   elt.focus();   
		   return false;
		  }
	}
  return true;
}


function num_check(elt,msg)
{

  if(isNaN(elt.value)== true)
     {
       alert("Enter "+msg+" in Numeric only");
	   elt.value="";
	   elt.focus();   
     }
return true;
}

function notnum_check(elt,msg)
{
   if(elt.value!="")
    {
	 if(isNaN(elt.value)==false)
		 {
		   alert("Enter "+msg+" in AlfaNumeric only");
		   elt.value="";
		   elt.focus();   
		 }
     }
  return true;
}

function len_check(elt,msg)
 {
	 if(elt.value.length==0)
     {
       alert("Enter Value for "+msg);
	   elt.value="";
	   elt.focus();   
     }
 return true;
}
		
		
		
	/////////////////////////////////////////////////////////////////////////////////////////////////////
	
function web_check(object)
  {
  if (object.value!="")
	{
		// web validation	
		var len1 = object.value.length;
		var j ;
		var flag1=0;
		var flag2=0;
		for(j=0; j<=len1;j++)
		   {
			   if(j==0)
			      {
			        if ((object.value.charAt(j)=="@")||(object.value.charAt(j)=="."))
					  {
					   alert("Enter one Valid web id \n Example:- www.mywebsite.com");
					   object.focus();
					   return false;
					  }
			       }
					if(object.value.charAt(j)==".")
						 {  flag2=1;    }	
		  } 	 
				
			  if ((object.value.charAt(0)=="@")||(object.value.charAt(0)==".")||(object.value.charAt(len1)=="@")||(object.value.charAt(len1)=="."))
					  {
					   $flag=0;
					   $flag=0;
					  }
		
		
		if((flag2!=1))
				  {
				   alert("Invalid web ID\n Example:- www.mywebsite.com");  
				   object.focus();
					return false;
				  }
		 // end of email validation	   
		return true; 
	 }
   }