var jsP = "\n\n";
var pWin = null;

function nothing() { return; }

function changeImg (name, url) {
  if (document.images && document.images[name]) document.images[name].src = url;
}

function changeProdImg(name, pre, num) {
	// First off, swap the img
	changeImg(name,pre + (num > 1 ? '-' + num : '') + '.jpg');
	
	// Now go through all the thumbs and mark the one we're on
	var i = 1;
	while (document.images['img' + i]) {
		document.images['img' + i].className = (num == i) ? 'rbdr' : 'bdr';
		i++;
	}
}

function previewWin (ord,typ) {
   if (pWin && !pWin.closed) pWin.close();
   var ht = screen.height * .80;
   pWin = window.open('/preview.php?order='+ord+'&type='+typ,'previewWin','top=20,left=20,height='+ ht +',width=680,scrollbars,menubar,resizable');
   pWin.focus();
}

function proofWin (ord) {
   if (pWin && !pWin.closed) pWin.close();
   var ht = screen.height * .85;
   var wt = 680;
   
   var lt = 30;
   var tt = 20;
   
   pWin = window.open('/proof.php?order='+ord,'previewWin','top='+ tt +',left='+ lt +',height='+ ht +',width='+ wt +',scrollbars,resizable');
   pWin.focus();
}

function getObject(id) { 
   if (document.all && document.all[id]) return document.all[id];
   if (document.getElementById && document.getElementById(id)) return document.getElementById(id);
   return null;
}

function hideLayer(id) {
  var o = null;
  if (o = getObject(id))
    o.style.display = 'none'; 
}

function showLayer(id) {
  var o = null;
  if (o = getObject(id))
    o.style.display = 'block'; 
}

function greyOut () {
  showLayer('greyOutDiv');
  showLayer('loadingDiv');
  var ww = document.all ? document.body.clientWidth : window.innerWidth;
  var wh = document.all ? document.body.clientHeight : window.innerHeight;
  getObject('loadingDiv').style.left = ((ww / 2) - 120)+'px';
  getObject('loadingDiv').style.top = ((wh / 2) - 60 + (document.all ? document.body.scrollTop : window.pageYOffset))+'px';
}

var imageWindow = null;

function uploadImage (lib, extra) {
  
  if (imageWindow && !imageWindow.closed) imageWindow.close();
  
  var w = 620;
  var h = 345;
      
  imageWindow = window.open("/uploadImage.htm?type="+lib+(extra ? '&'+extra : ''),"imageLibrary","width="+w+",height="+h+",top="+Math.floor(screen.height / 2.5 - h / 2)+",left="+Math.floor(screen.width / 2 - w / 2)); 
  imageWindow.focus();
  
} 

function messageLibrary (extra) {
  
  if (imageWindow && !imageWindow.closed) imageWindow.close();
  
  var w = 650;
  var h = 500;

  imageWindow = window.open("/messageLibrary.htm"+(extra ? '?'+extra : ''),"messageLibrary","width="+w+",height="+h+",top="+Math.floor(screen.height / 2.5 - h / 2)+",left="+Math.floor(screen.width / 2 - w / 2) + ",scrollbars"); 
  imageWindow.focus();
  
} 

function getCheckedRadio (fld) {
  if (!fld) return;
  for (var i=0; i < fld.length; i++)
    if (fld[i].checked)
      return fld[i].value;
  return '';  
}

function getCenter() {
  var ctr = new Array();
  // Calculate the page width and height 
  if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    ctr[0] = Math.floor(document.body.clientWidth / 2) + document.body.scrollLeft;
    ctr[1] = Math.floor(document.body.clientHeight / 2) + document.body.scrollTop;
  } else if( document.body.innerWidth ) {
    ctr[0] = Math.floor(document.body.innerWidth / 2) + document.body.pageXOffset;
    ctr[1] = Math.floor(document.body.innerHeight / 2) + document.body.pageYOffset;
  } else {
    ctr[0] = 0;
    ctr[1] = 0;
  }
  return ctr;
}

function grayOut(vis, options) {
  // Pass true to gray out screen, false to ungray
  // options are optional.  This is a JSON object with the following (optional) properties
  // opacity:0-100         // Lower number = less grayout higher = more of a blackout 
  // zindex: #             // HTML elements with a higher zindex appear on top of the gray out
  // bgcolor: (#xxxxxx)    // Standard RGB Hex color code
  // grayOut(true, {'zindex':'50', 'bgcolor':'#0000FF', 'opacity':'70'});
  // Because options is JSON opacity/zindex/bgcolor are all optional and can appear
  // in any order.  Pass only the properties you need to set.
  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) {
    // The dark layer doesn't exist, it's never been created.  So we'll
    // create it here and apply some basic styles.
    // If you are getting errors in IE see: http://support.microsoft.com/default.aspx/kb/927917
    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';
  }
}