function checkEmail(str) {
///// function for validating email address
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)

		if (str.indexOf(at)==-1){
		    return false
		} else if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		    return false
		} else 	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    return false
		} else  if (str.indexOf(at,(lat+1))!=-1){
		    return false
		} else 	 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		   return false
		} else  if (str.indexOf(dot,(lat+2))==-1){
		    return false
		} else if (str.indexOf(" ")!=-1){
		     return false
		} else {
 		 	return true
 		}
}

function addLoadEvent(func)
{
	var oldonload = window.onload;
	if (typeof window.onload != 'function')
		window.onload = func;
	else
	{
		window.onload = function()
		{
			if (oldonload) oldonload();
			func();
		}
	}
}

function Set_Cookie( name, value, expires, path, domain, secure )
{
	// set time, it's in milliseconds
	var today = new Date();
	today.setTime( today.getTime() );

	/*
	if the expires variable is set, make the correct
	expires time, the current script below will set
	it for x number of days, to make it for hours,
	delete * 24, for minutes, delete * 60 * 24
	*/
	if ( expires )
	{
	expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );

	document.cookie = name + "=" +escape( value ) +
	( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) +
	( ( path ) ? ";path=" + path : "" ) +
	( ( domain ) ? ";domain=" + domain : "" ) +
	( ( secure ) ? ";secure" : "" );
}

// this deletes the cookie when called
function Delete_Cookie( name, path, domain )
{
	if ( Get_Cookie( name ) ) document.cookie = name + "=" +
	( ( path ) ? ";path=" + path : "") +
	( ( domain ) ? ";domain=" + domain : "" ) +
	";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}

// this function gets the cookie, if it exists
function Get_Cookie( name )
{
	var start = document.cookie.indexOf( name + "=" );
	var len = start + name.length + 1;
	if ( ( !start ) &&
	( name != document.cookie.substring( 0, name.length ) ) )
	{
	return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ";", len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}
function checkPhone(str)
{
	rePhoneNumber = new RegExp(/^[0-9]{0,3}\s?\-?\s?[0-9]{7,10}$/);
	if (!rePhoneNumber.test(str))
		return false;

	return true;

}

function IsNumeric(sText)
{
   var ValidChars = "0123456789.-, ";
   var IsNumber=true;
   var Char;


   for (i = 0; i < sText.length && IsNumber == true; i++)
      {
      Char = sText.charAt(i);
      if (ValidChars.indexOf(Char) == -1)
         {
         IsNumber = false;
         }
      }
   return IsNumber;
 }

function trim(strText) {
/// TRIM STRING FUNCTION
    // this will get rid of leading spaces
    while (strText.substring(0,1) == ' ')
        strText = strText.substring(1, strText.length);
    // this will get rid of trailing spaces
    while (strText.substring(strText.length-1,strText.length) == ' ')
        strText = strText.substring(0, strText.length-1);
   return strText;
}

function escapeString(sString)
{
// DETECT WHAT TO PUT STRING IN FOR HTML FORM ( ' OR " ) DEPANDING ON STRING CONTENTS
	if (sString.indexOf("'") == -1)
		valSep = "'";
	else
		valSep = '"';
	return valSep+sString+valSep;
}

function replaceSubstring(inputString, fromString, toString) {
 // GOES THROUGH THE INPUTSTRING AND REPLACES EVERY OCCURRENCE OF FROMSTRING WITH TOSTRING
   var temp = inputString;
   if (fromString == "") {
      return inputString;
   }
   if (toString.indexOf(fromString) == -1) { // If the string being replaced is not a part of the replacement string (normal situation)
      while (temp.indexOf(fromString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(fromString));
         var toTheRight = temp.substring(temp.indexOf(fromString)+fromString.length, temp.length);
         temp = toTheLeft + toString + toTheRight;
      }
   } else { // String being replaced is part of replacement string (like "+" being replaced with "++") - prevent an infinite loop
      var midStrings = new Array("~", "`", "_", "^", "#");
      var midStringLen = 1;
      var midString = "";
      // Find a string that doesn't exist in the inputString to be used
      // as an "inbetween" string
      while (midString == "") {
         for (var i=0; i < midStrings.length; i++) {
            var tempMidString = "";
            for (var j=0; j < midStringLen; j++) { tempMidString += midStrings[i]; }
            if (fromString.indexOf(tempMidString) == -1) {
               midString = tempMidString;
               i = midStrings.length + 1;
            }
         }
      } // Keep on going until we build an "inbetween" string that doesn't exist
      // Now go through and do two replaces - first, replace the "fromString" with the "inbetween" string
      while (temp.indexOf(fromString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(fromString));
         var toTheRight = temp.substring(temp.indexOf(fromString)+fromString.length, temp.length);
         temp = toTheLeft + midString + toTheRight;
      }
      // Next, replace the "inbetween" string with the "toString"
      while (temp.indexOf(midString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(midString));
         var toTheRight = temp.substring(temp.indexOf(midString)+midString.length, temp.length);
         temp = toTheLeft + toString + toTheRight;
      }
   } // Ends the check to see if the string being replaced is part of the replacement string or not
   return temp; // Send the updated string back to the user
}

function popupWin(popUrl, width, height)
{
	if (!navigator.appName.indexOf("Microsoft")) width+=20;
	height+=5;
	topVar=((screen.height / 2)-(height/2));
	leftVar=((screen.width / 2)-(width/2));
	window.open(popUrl, "PopUp", "height="+height+", width="+width+", top="+topVar+", left="+leftVar+", scrollbars=yes, status=no, location=no, resize=yes, menubar=no, titlebar=no, toolbar=no");
}

function getFileExtension(filename)
{
	if( filename.length == 0 ) return "";
	var dot = filename.lastIndexOf(".");
	if( dot == -1 ) return "";
	var extension = filename.substr(dot,filename.length);
	return extension
}

function fix_external_links() {
	if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");

	var basicPattern = new RegExp('^(http:\/\/|https:\/\/)');
	var pattern = new RegExp('^(http:\/\/|https:\/\/)'+location.hostname);

	for (var i = 0; i < anchors.length; i++)
	{
		var anchor = anchors[i];
		if (anchor.getAttribute("rel") && anchor.getAttribute("rel") == "external") {
			anchor.target = "_blank";
		}
		else if (getFileExtension(anchor.href) == ".pdf") {
			anchor.target = "_blank";
		}
		else if (!anchor.href.match(basicPattern))  // this is for links such as "javascript" or "#" which do not include http or https at all !!
			continue;
		else if (!anchor.href.match(pattern) && !anchor.getAttribute("rel") || (anchor.getAttribute("rel") && anchor.getAttribute("rel") != "ibox")) {
			anchor.target = "_blank";
		}
	}
}

/* Quick Search */

$(function() {
	$('input[name="sStr"]')
		.attr("value",quickSearch_default)
		.focus(function() {
			if ($(this).val() == quickSearch_default) $(this).attr("value","");
		})
		.blur(function() {
			if ($(this).val().length <= 0) $(this).attr("value",quickSearch_default);
		});
		
	$("form#search").submit(function(){ 
		cVal = $(this).find('input[name="sStr"]').val();
		if (cVal.length < 3 || cVal == quickSearch_default) {
			return false;
		}
	});

	var options = {
		script: _base_lang+"/vp_ajax.php?action=search&",
		varname: "sStr",
		json: true,
		delay:200,
		shownoresults: false,
		maxresults: 20,
		timeout: 50000,
		offsety: 0,
		minchars: 1
	};
	var as = new bsn.AutoSuggest('sStr', options);
});


$(document).ready(function() {
	$("form#contact").submit(function()
	{
		// disable submit button and change its class
		$(this).find('input[type="submit"]').addClass("disabled").attr('disabled', true);
	
		var ReqFields = new Array("contact_fName","contact_lName","contact_phone","contact_email");
		for (i=0;i<ReqFields.length; i++)
		{
			fieldName = ReqFields[i];
			cField = $(this).find('input[name="' + fieldName + '"]');
			if (cField.val() == "")
			{
				cTitle = cField.parent().prev().text();
				alert(_please_enter+ " "+cTitle);
				cField.addClass("required").focus();
				$(this).find('input[type="submit"]').removeClass("disabled").removeAttr('disabled');
				return false;				
			}
			
			if ((fieldName == "contact_email" && !checkEmail(cField.val())) || (fieldName == "contact_phone" && !checkPhone(cField.val()) ) )
			{
				cTitle = cField.parent().prev().text();
				alert(cTitle + " "+ _invalid);
				cField.addClass("required").focus();
				$(this).find('input[type="submit"]').removeClass("disabled").removeAttr('disabled');
				return false;	
			}
			
			cField.removeClass("required");
		}
	
		
		if (confirm(_contact_confirm))
		{
			action = $(this).attr("action");
			
			$.post(action, $(this).serialize(), function(responseText) {
				f = $("form#contact");
				if (responseText == "success")
		    		{
		    			alert (_contact_success);
		    			$(f).find("input[type=text], input[type=checkbox]").val("").removeAttr("checked");
					$(f).find("textarea").val("");
					$(f).find('input[type="submit"]').removeClass("disabled").removeAttr('disabled');
		    		}
		    		else
		    		{
		    			alert (_contact_fail);
		    			$(f).find('input[type="submit"]').removeClass("disabled").removeAttr('disabled');
		    		}
			});
		}

		return false;	
	});
});



// Function for showing and positioning / hiding side banner
$(function(){
	var $hideme = $('.skyscraper'); //Change the CSS ID selector to whatever you want to check
	hidden_class = 'hidden'; 
	window_min_width = 1000; // minimum screen width required to show the banner (without the width of the banner itself)
	banner_width = 120;
	position_top = 123;
	
	$hideme.css('display','none').addClass(hidden_class);
	width_to_hide = window_min_width + (banner_width*2);
	
	$(window).scroll(function(){
		$hideme.css("position", "fixed");
		if  ($(window).scrollTop() > position_top){
			$hideme.css('top',0);
		}
		if  ($(window).scrollTop() <=  position_top){
			$hideme.css('top',position_top-$(window).scrollTop());
		}
	}); 
	
	$(window).resize(function(){//When the browser resizes
		if($(this).width() < width_to_hide){ //If the browser width is LESS THAN 900px
			$hideme.css('display','none').addClass(hidden_class); //Makes the ad banner display none
		}
		//If the window is equal or MORE THAN 900px AND has a class "hidden":
		if($(this).width() >= width_to_hide){
			position_left = ($(this).width() - window_min_width)/2 - banner_width;
			position_right = ($(this).width() - window_min_width)/2 + window_min_width;

			$hideme.each(function(){
				if ($(this).hasClass("skyscraper_right")) {
					$(this).css('left',position_right);
				} else {
					$(this).css('left',position_left);
				}
			});

			if ($hideme.hasClass(hidden_class)) {
				$hideme.fadeIn(500).addClass(hidden_class); //fade back in.
			}
			
		}
	})
});
$(window).load(function(){$(window).scroll().resize();}); //On a COMPLETE page load fake a resize to run above function