//This function checks a string for whitespace characters.
	  //Returns true if a string contains only whitespace characters.
	function checkblank(w) 
	{
		for (var i = 0; i < w.length; i++) {
			var y = w.charAt(i);
			if ((y != ' ') && (y != '\n') && (y != '\t')) return false;
		}	
		return true;
	}

	//Verifies that option values are selected from required drop-down boxes.
	function checkfornone(s) 
	{
		var optvalue = "";
		for(var i = 0; i < s.options.length; i++)
			if (s.options[i].selected) {
				optvalue = (s.options[i].value);
		}

		if ((optvalue == "none") || (optvalue == "")) return true;
		else return false;
	}

	//Checks for a valid country - state combination. Returns false for an
	//invalid combination.
	function checkstcntry(s, c) 
	{
		var state_text = "";
		var cntry_value = "";
		var cntrylen;
		var len_text;
		var stcntry = "";
		var position;

		for(var i = 0; i < s.options.length; i++)
			if (s.options[i].selected) {
				state_text = (s.options[i].text);
		}

		for(var j = 0; j < c.options.length; j++)
			if (c.options[j].selected) {
				cntry_value = (c.options[j].value);
				if (cntry_value != "none") {
					cntrylen = cntry_value.length - 1;
					cntry_value = cntry_value.slice(0, cntrylen);
				}
		}

		if (state_text != "") {
			len_text = state_text.length - 1;
			position = state_text.lastIndexOf('-');
			stcntry = state_text.slice(position + 2);
		}

		if ((stcntry != "") && (cntry_value != "none") && (stcntry != cntry_value) && (position != -1)) return true;
		else return false;
	}

	//Verifies that the state option value is selected for a country
	//where state is required (statereq = 1).
	function getstatereq(s, c) 
	{
		var cntry_value = "";
		var newcntry_value = "";
		var state_value = "";
		var cntrylen;
		var statereq = "";
		
		//Get the last character from the selected country, which indicates
		//if the state is required or not (1 or 0, respectively).
		for(var i = 0; i < c.options.length; i++)
			if (c.options[i].selected) {
				cntry_value = (c.options[i].value);
				cntrylen = cntry_value.length - 1;
				statereq = cntry_value.charAt(cntrylen);
		}

		for(var j = 0; j < s.options.length; j++)
			if (s.options[j].selected) {
				state_value = (s.options[j].value);
		}

		if (statereq == "1" && state_value == "none") return true;
		else return false;
	}

	//Takes out the last character from the selected country value before
	//submiting the form.
	function formatcntry(c) 
	{
		var cntry_value = "";
		var newcntry_value = "";
		var cntrylen;

		for(var i = 0; i < c.options.length; i++)
			if (c.options[i].selected) {
				cntry_value = (c.options[i].value);
				cntrylen = cntry_value.length - 1;
				newcntry_value = cntry_value.slice(0, cntrylen);
				c.options[i].value = newcntry_value;
			}
	}

/*
	// we use users email address as their userid. gotta set the value
	// of the hidden input to make this happen 
	function initLogid(form) {
  		var hidden = form.shlogid;
  		var text = form.saemail1;
  		hidden.value = text.value;
	}
*/

function checkUserName(username) {
  var errMsg = "User Name can only contain letters, numbers, '@', '.', '_', and '-'\n";
  var validChars = "0123456789abcdefghijklmnopqrstuvwxyz"
		 + "ABCDEFGHIJKLMNOPQRSTUVWXYZ@._-";


  for (var i = 0; i < username.length; i++) {   
    var c = username.charAt(i);
    if (validChars.indexOf(c) == -1)  return errMsg;
  }

  return "";
}

/*
	This function is currently just keeping the jobs email addresses from being spam-ed
*/
function linkemail( toWhom )
{
	try {
		var at="@";
		var subject="venturajobs";
		var domain="patagonia.com";
		var emailLink="";
		if( toWhom == "RENO")
		{
			subject="renojobs";
		}else if( toWhom == "RETAIL")
		{
			subject="retailjobs";
		}
		emailLink= "mailto:" + 
		subject + at + domain;
		return emailLink;
	}
	catch( e ) {
		HandleError( "linkemail", e, M_strGFileName );
	}
}