function emailvalidation(entered, alertbox)
{
	// E-mail Validation by Henrik Petersen / NetKontoret
	// Explained at www.echoecho.com/jsforms.htm
	// Please do not remove this line and the two lines above.
	with (entered)
	{
		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)
{
	// Value Validation by Henrik Petersen / NetKontoret
	// Explained at www.echoecho.com/jsforms.htm
	// Please do not remove this line and the two lines above.
	with (entered)
	{
		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)
{
	// Digit Validation by Henrik Petersen / NetKontoret
	// Explained at www.echoecho.com/jsforms.htm
	// Please do not remove this line and the two lines above.
	with (entered)
	{
		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)
{
	// Emptyfield Validation by Henrik Petersen / NetKontoret
	// Explained at www.echoecho.com/jsforms.htm
	// Please do not remove this line and the two lines above.
	with (entered)
	{
		if (value==null || value=="")
		{
			if (alertbox!="") {
				alert(alertbox);
			} 
			return false;
		}
		else 
		{
			return true;
		}
	}
}


function formvalidation(thisform)
{
	// This function checks the entire form before it is submitted
	// Note: This function needs to be customized to fit your form
	with (thisform)
	{
		if (emptyvalidation(userName,"Contact name is empty")==false) {
			userName.focus(); 
			return false;
		};
		if (emptyvalidation(email,"")==false && emptyvalidation(phone,"")==false && emptyvalidation(fax,"")==false) {
			alert("Please enter email or phone or fax information");
			email.focus(); 
			return false;
		};
		if (emptyvalidation(email,"")==true && emailvalidation(email,"Invalid E-mail.  Please enter email in proper form.")==false) {
			email.focus(); 
			return false;
		};
		//if (valuevalidation(Value,0,5,"Value MUST be in the range 0-5")==false) {Value.focus(); return false;};
		//if (digitvalidation(Digits,3,4,"You MUST enter 3 or 4 integer digits","I")==false) {Digits.focus(); return false;};
	}
}