function verifyForm(){
	var isOK=true;
	var name = document.guestSign.name.value;
	var msg="";
		
	if ((name =="") || (name == null)){
		msg+= "* Please leave your name so we know who you are.  :) *\n";
		isOK=false;
		}
	if (document.guestSign.comments.value=="")  {
	    if(isOK==false){
		    msg+="        -------------------------------------------------------------\n";
		}
		
		msg+= "* This guestbook is only as good as the comments it contains...\n\tso we'd appreciate a message, s'il vous plait! *";
		isOK= false;
	}
	
	if (isOK==false){
		alert(msg);
		return false;
		
	}
	else {
		return true;
	}
}

function previewEntry(){
	if (verifyForm() == true) {
	newURL = 'guestpreview.asp?visitorName=' + self.document.forms[0].name.value;
	newURL += '&visitorEmail=' + self.document.forms[0].email.value;
	newURL += '&visitorURL=' + self.document.forms[0].url.value;
	newURL += '&visitorLocation=' + self.document.forms[0].location.value;
	newURL = newURL.replace(/ /g,'+')
	window.open(newURL, 'preview', 'width=520,height=200,scrollbars=yes');
	
	}
}
var beenDone= false;

function setHttp(){
	if (beenDone==false){
		self.document.forms[0].url.value="http\:\/\/";
		beenDone = true;
	}
}