function Trim(TRIM_VALUE){
if(TRIM_VALUE.length < 1){
return"";
}
TRIM_VALUE = RTrim(TRIM_VALUE);
TRIM_VALUE = LTrim(TRIM_VALUE);
if(TRIM_VALUE==""){
return "";
}
else{
return TRIM_VALUE;
}
} //End Function

function RTrim(VALUE){
var w_space = String.fromCharCode(32);
var v_length = VALUE.length;
var strTemp = "";
if(v_length < 0){
return"";
}
var iTemp = v_length -1;

while(iTemp > -1){
if(VALUE.charAt(iTemp) == w_space){
}
else{
strTemp = VALUE.substring(0,iTemp +1);
break;
}
iTemp = iTemp-1;

} //End While
return strTemp;

} //End Function

function LTrim(VALUE){
var w_space = String.fromCharCode(32);
if(v_length < 1){
return"";
}
var v_length = VALUE.length;
var strTemp = "";

var iTemp = 0;

while(iTemp < v_length){
if(VALUE.charAt(iTemp) == w_space){
}
else{
strTemp = VALUE.substring(iTemp,v_length);
break;
}
iTemp = iTemp + 1;
} //End While
return strTemp;
} //End Function


	function emptyTextBox(id)
	{
		var id = id
		if (document.fmSearch.zipCode.value == "ZIP\/Postal Code" || document.fmSearch.zipCode.value == "Enter Your Zip or Area Code" && id == 1)
		{
			document.fmSearch.zipCode.value = "";
		}
		if (id == 2 && document.fmSearch.email.value == "Enter Email Address")
		{
			document.fmSearch.email.value = "";
		}
	}

	function checkValues()
	{
		var areaCodeFlag = ""
		if (document.fmSearch.radius.options[document.fmSearch.radius.selectedIndex].value == -1)
		{
			alert('Please make sure to enter a valid 5 digit U.S. Zip Code or 7 digit Candian Postal Code and choose a radius to search within. If you are looking for a Damon doctor outside the U.S. and Canada, please click the "Outside the U.S./Canada" link below the form.')
			return false;
		}
                document.fmSearch.zipCode.value = Trim(document.fmSearch.zipCode.value);
		if (document.fmSearch.zipCode.value.length != 5 && document.fmSearch.zipCode.value.length != 7 )
	        {
			alert('Please enter a 5 digit US Zip Code or a 7 digit Canadian Postal Code')
			return false;
		}
		              
	}