// Close Popup

  function popup_exit(close_id){

  element = document.getElementById(close_id);

  element.style.visibility = 'hidden';

  element.style.display    = 'none';

  grayOut(false);

  }// END function





  // Show Popup

  function popup_show(id, x, y){

  element = document.getElementById(id);

  element.style.position   = "absolute";

  element.style.visibility = "visible";

  element.style.display    = "block";

  element.style.left = (document.documentElement.scrollLeft+(document.body.clientWidth -element.clientWidth )/2+x)+'px';

  element.style.top  = y+'px';

  grayOut(true);

  }

  

  

  // Gray our function

 function grayOut(vis, options) {

 var options = options || {};   

 var zindex = options.zindex || 50;  

 var opacity = options.opacity || 70;  

 var opaque = (opacity / 100);  

 var bgcolor = options.bgcolor || '#000000';  

 var dark=document.getElementById('darkenScreenObject');  

 if (!dark) {

 var tbody = document.getElementsByTagName("body")[0];    

 var tnode = document.createElement('div');           // Create the layer.        

 tnode.style.position='absolute';                 // Position absolutely        

 tnode.style.top='0px';                           // In the top       

 tnode.style.left='0px';                          // Left corner of the page        

 tnode.style.overflow='hidden';                   // Try to avoid making scroll bars                    

 tnode.style.display='none';                      // Start out Hidden       

 tnode.id='darkenScreenObject';                   // Name it so we can find it later    

 tbody.appendChild(tnode);                            // Add it to the web page    

 dark=document.getElementById('darkenScreenObject');  // Get the object.  

 }  

 if (vis) {    

 // Calculate the page width and height     

 if( document.body && ( document.body.scrollWidth || document.body.scrollHeight ) ) {

 var pageWidth = document.body.scrollWidth+'px';        

 var pageHeight = document.body.scrollHeight+'px';    

 } else if( document.body.offsetWidth ) {      

 var pageWidth = document.body.offsetWidth+'px';     

 var pageHeight = document.body.offsetHeight+'px';    

 } else {       

 var pageWidth='100%';      

 var pageHeight='100%';   

 }       

 //set the shader to cover the entire page and make it visible.    

 dark.style.opacity=opaque;                          

 dark.style.MozOpacity=opaque;                       

 dark.style.filter='alpha(opacity='+opacity+')';     

 dark.style.zIndex=zindex;            

 dark.style.backgroundColor=bgcolor;      

 dark.style.width= pageWidth;    

 dark.style.height= pageHeight;    

 dark.style.display='block';                            

 } else {     

 dark.style.display='none';  

 }

 }// End grayOut function

  

  

  // Ajax

  var http_request = false;

   function makeRequest(url) {

      http_request = false;

      if (window.XMLHttpRequest) { // Mozilla, Safari,...

         http_request = new XMLHttpRequest();

         if (http_request.overrideMimeType) {

         	// set type accordingly to anticipated content type

            //http_request.overrideMimeType('text/xml');

            http_request.overrideMimeType('text/html');

         }

      } else if (window.ActiveXObject) { // IE

         try {

            http_request = new ActiveXObject("Msxml2.XMLHTTP");

         } catch (e) {

            try {

               http_request = new ActiveXObject("Microsoft.XMLHTTP");

            } catch (e) {}

         }

      }

      if (!http_request) {

         alert('Cannot create XMLHTTP instance');

         return false;

      }

      http_request.onreadystatechange = alertContents;

      http_request.open('GET', url, true);

      http_request.send(null);

   }



   function alertContents() {

      if (http_request.readyState == 4) {

         if (http_request.status == 200) {

             result = http_request.responseText;

           if (result!=""){

            

			

			

		    }

		               

            

			} else {

            alert('There was a problem with the request.');

         }

      }

   }













function activateDSTBox(locate)

	{

		switch (locate)

		{

			case '0':

			case '1':

			case '2':

			case '3':

			case '6':

			case '9':

			case '12':

			case '13':

			case '15':

			case '17':

			case '21':

			case '25':

			case '26':

			case '32':

			case '36':

			case '38':

			case '40':

			case '42':

			case '44':

			case '46':

			case '48':

			case '49':

			case '50':

			case '52':

			case '53':

			case '54':

			case '55':

			case '57':

			case '59':

			case '60':

			case '61':

			case '62':

			case '63':

			case '66':

			case '67':

			case '69':

			case '72':

			case '74':

			case '75':

				document.item_select.DST.disabled = true;

				document.item_select.DST.checked = false;

				break;

			default:

				document.item_select.DST.disabled = false;

				document.item_select.DST.checked = true;

				break;

		}

		

		return true

	}







 function f_test(){

 var locate = item_select.locate.value;

 var interval = item_select.interval.value;

 

 if (item_select.DST.checked){

 var dst=1;

 }

 if (item_select.DST.checked == false){

 var dst=0;

 }

 

 if (item_select.locate.value=="" || item_select.locate.value=="0"){ // File save location is blank

 alert('Please select your time zone!');

 return false;

 }

 



 if (item_select.interval.value=="" || item_select.interval.value<item_select.dv.value){ // UPdate iterval is zero or blank or less than allowed

 alert('Your current subscriptions require the update interval to be at least ' + item_select.dv.value +  ' minute(s)!');

 return false;

 }

 

 

 p0 = item_select.save_location.value.replace(new RegExp(/^\s+/),""); // Strip beginning white space

 p1 = p0.replace(new RegExp(/\s+$/),""); // Strip ending white space

 p2 = p1.replace(new RegExp(/\/$/),""); // Remove trailing forward slash

 p3 = p2.replace(new RegExp(/\\$/),""); // Remove trailing backslash

 document.getElementById('sd').style.display = 'inline'; // Show save dialog

 makeRequest('save_receiver_settings.php?locate='+escape(locate)+'&dst='+escape(dst)+'&save_location='+escape(p3)+'&interval='+escape(interval));

 setTimeout('close_sd()',2000);

 }



 

 

 function close_sd(){

 document.getElementById('sd').style.display = 'none';// Close save dialog

 popup_exit('popup3');

 alert('Thank you, setup is complete!');

 popup_show('popup4', -15, 55);

 }