function emailvalidation(entered, alertbox)
	{
	// E-mail Validation by Henrik Petersen / NetKontoret Explained at www.echoecho.com/jsforms.htm
	with (entered)
	{
	if (value==null || value==""){return true;}
	apos=value.indexOf("@"); 
	dotpos=value.lastIndexOf(".");
	lastpos=value.length-1;
	if (apos<1 || dotpos-apos<2 || lastpos-dotpos>3 || lastpos-dotpos<2) 
	{if (alertbox) {alert(alertbox);} return false;}
	else {return true;}
	}
	} 
	
function valuevalidation(entered, min, max, alertbox, datatype)
	{
	with (entered)
	{
	if (value==null || value==""){return true;}
	checkvalue=parseFloat(value);
	if (datatype)
	{smalldatatype=datatype.toLowerCase();
	if (smalldatatype.charAt(0)=="i") {checkvalue=parseInt(value)};
	}
	if ((parseFloat(min)==min && checkvalue<min) || (parseFloat(max)==max && checkvalue>max) || value!=checkvalue)
	{if (alertbox!="") {alert(alertbox);} return false;}
	else {return true;}
	}
	} 

function digitvalidation(entered, min, max, alertbox, datatype)
	{
	with (entered)
	{
	if (value==null || value==""){return true;}
	checkvalue=parseFloat(value);
	if (datatype)
	{smalldatatype=datatype.toLowerCase();
	if (smalldatatype.charAt(0)=="i") 
	{checkvalue=parseInt(value); if (value.indexOf(".")!=-1) {checkvalue=checkvalue+1}};
	}
	if ((parseFloat(min)==min && value.length<min) || (parseFloat(max)==max && value.length>max) || value!=checkvalue)
	{if (alertbox!="") {alert(alertbox);} return false;}
	else {return true;}
	}
	} 

function emptyvalidation(entered, alertbox)
	{
	with (entered)
	{
	if (value==null || value=="")
	{if (alertbox!="") {alert(alertbox);} return false;}
	else {return true;}
	}
	} 

function PopUp(url,Name,Properties)
	{
	window.open(url,"MyPopup",Properties);
	}

function breakout_of_frame()
	{
	// see http://www.thesitewizard.com/archive/framebreak.shtml
	// for an explanation of this script and how to use it on your own website
	if (top.location != location)
  		top.location.href = document.location.href ;
	}