<!--

function checkEnter(e) { //e is event object passed from function invocation
	var characterCode;  //literal character code will be stored in this variable

	if (e && e.which) { 
		//if which property of event object is supported (NN4)
		e = e
		characterCode = e.which //character code is contained in NN4's which property
	} else {							
		e = event						
		characterCode = e.keyCode //character code is contained in IE's keyCode property
	}

	if (characterCode == 13) { 
		//if generated character code is equal to ascii 13 (if enter key)
		document.forms[0].submit() //submit the form
		return false 
	} else {
		return true 
	}

}

//-->