<!-- Begin
function textCounter(field, countfield, maxlimit) {
if (field.value.length > maxlimit) // if too long...trim it!
field.value = field.value.substring(0, maxlimit);
// otherwise, update 'characters left' counter
else 
countfield.value = maxlimit - field.value.length;
}
// End -->

function checkform()
{
	if(document.form1.txtname.value=="")
	{
		alert("Please enter your Name");
		document.form1.txtname.focus();
		return false;
	}
		if(document.form1.txtemail.value=="")
	{
		alert("Please enter your Email ID");
		document.form1.txtemail.focus();
		return false;
	}
	if(document.form1.txtcomm.value=="")
	{
		alert("Please enter your Comments");
		document.form1.txtcomm.focus();
		return false;
	}
	if ( (document.form1.txtemail.value.indexOf('@') >0) && (document.form1.txtemail.value.indexOf('.') >0) )
		return true;
	else
	{	alert("Invalid Email ID");
		form1.txtemail.focus();	
		return false;	
	}
}