function isLength(obj,obj1)
  {
	  if(obj.length<10)
	    {
			alert(obj1 + " size is too short");
			return true;
		}
	return false;
  }





function isBlank(obj,obj1)
{
	if(obj == "")
	{
		alert(obj1 + " can not be blank");
		
		return true;
	}
	return false;		
}

function isEmail(str,obj1)
{

	
	var filter = /^[a-zA-Z][\w\.-]*[a-zA-Z0-9]@[a-zA-Z0-9][\w\.-]*[a-zA-Z0-9]\.[a-zA-Z][a-zA-Z\.]*[a-zA-Z]$/;
	
	if (filter.test(str))
		return false;
	else
	{
		alert("Enter proper " + obj1);
		
		return true;
	}	
}



function isNumber(str,obj1)
{
	
	var filter = /^[0-9]*[0-9]$/;
	
	if (filter.test(str))
		return false;
	else
	{
		alert(obj1 + " should be numeric" );
		
		return true;
	}	
}