var ns4 = (document.layers) ? true : false;
		var ie4 = (document.all && !document.getElementById) ? true : false;
		var ie5 = (document.all && document.getElementById) ? true : false;
		var ns6 = (!document.all && document.getElementById) ? true : false;
		
		function show(sw,obj) {
			// show/hide the divisions
			//if (sw && (ie4 || ie5) ) document.all[obj].style.display = 'block';
			//if (!sw && (ie4 || ie5) ) document.all[obj].style.display = 'none';
			//if (sw && ns4) document.layers[obj].display = 'block';
			//if (!sw && ns4) document.layers[obj].display = 'none';
			if(sw) document.getElementById(obj).style.display='block';
			if (!sw) document.getElementById(obj).style.display='none';
		}

		function validate_required(field,alerttxt)
		{
			with (field)
			{
			  if (value==null||value=="")
			  {
			  alert(alerttxt);return false;
			  }
			  else
			  {
			  return true;
			  }
			}
		}
		
		function validate_email(field,alerttxt)
		{
			with (field)
			{
				apos=value.indexOf("@");
				dotpos=value.lastIndexOf(".");
				if (apos<1||dotpos<1) 
				  {alert(alerttxt);return false;}
				else {return true;}
			}
		}
		function validate_select(field,alerttxt)
		{
			with (field)
			{
				//alert(alerttxt+value);
				if(value==-1)
				{
					alert(alerttxt);return false;
				}
			}
		}

		function isJpeg(field)
		{
			if(field.value=="") return true;
			with(field)
			{
				if(! value.match(/\.jpg$/i))
				{
					alert('Image should be in ".jpg" format.');
					return false;
				}
			}

		}

		function validateForm(thisform)
		{
			//alert(thisform);

			with (thisform)
			{
				//alert("test");
				//Require Field validation
				if (validate_required(name,"Name required.")==false){name.focus();return false;}
				if (validate_required(email,"Email required.")==false){email.focus();return false;}
				if (validate_email(email,"Invalid Email format.")==false){email.focus();return false;}
			}
			//return true;

		}