// =============================================================
//
// Copyright (c) 2000-2003 GE Smallworld. All Rights Reserved.
//
// =============================================================

/**********************************************************************
  BEGIN MODAL DIALOG CODE (can also be loaded as external .js file)
***********************************************************************/
// Global for brower version branching.
var Nav4 = ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) == 4))

// One object tracks the current modal dialog opened from this window.
var dialogWin = new Object()

// Generate a modal dialog.
// Parameters:
//    url -- URL of the page/frameset to be loaded into dialog
//    width -- pixel width of the dialog window
//    height -- pixel height of the dialog window
//    returnFunc -- reference to the function (on this page)
//                  that is to act on the data returned from the dialog
//    args -- [optional] any data you need to pass to the dialog
function openDialog(url, width, height, returnFunc, name)
{
				dialogWin = new Object();
				
        if (!dialogWin.win || (dialogWin.win && dialogWin.win.closed))
	{
		
                // Initialize properties of the modal dialog object.
                dialogWin.returnFunc = returnFunc;
                dialogWin.returnedValue = "";
                dialogWin.url = url;
                dialogWin.width = width;
                dialogWin.height = height;
                // Keep name unique so Navigator doesn't overwrite an existing dialog.
                if (!name || name=='')
                {
                	var datetime = new Date();
			dialogWin.name = datetime.getDay().toString()+datetime.getMonth().toString()+datetime.getYear().toString()+datetime.getHours().toString()+datetime.getMinutes().toString()+datetime.getSeconds().toString();
                }
                else
			dialogWin.name = name;
                // Assemble window attributes and try to center the dialog.
                if (Nav4)
		{
                        // Center on the main window.
                        dialogWin.left = window.screenX + 
                           ((window.outerWidth - dialogWin.width) / 2)
                        dialogWin.top = window.screenY + 
                           ((window.outerHeight - dialogWin.height) / 2)
                        var attr = "screenX=" + dialogWin.left + 
                           ",screenY=" + dialogWin.top + ",resizable=yes,width=" + 
                           dialogWin.width + ",height=" + dialogWin.height + ",scrollbars=yes";
                }
		else
		{
			
                        // The best we can do is center in screen.
                        dialogWin.left = (screen.width - dialogWin.width) / 2
                        dialogWin.top = (screen.height - dialogWin.height) / 2
                        var attr = "left=" + dialogWin.left + ",top=" + 
                           dialogWin.top + ",resizable=yes,width=" + dialogWin.width + 
                           ",height=" + dialogWin.height + ",scrollbars=yes";
                }
                //alert(dialogWin.name);
                // Generate the dialog and make sure it has focus.
	            dialogWin.win=window.open(dialogWin.url, dialogWin.name, attr);
				// Set up target
		
				dialogWin.win.focus();
			
                return dialogWin.win;
        }
	else
	{
	            dialogWin.win.focus();
                return dialogWin.win;
        }
      
}

// Event handler to inhibit Navigator form element 
// and IE link activity when dialog window is active.
function deadend() {
        if (dialogWin.win && !dialogWin.win.closed) {
                dialogWin.win.focus()
                return false
        }
}

// Since links in IE4 cannot be disabled, preserve 
// IE link onclick event handlers while they're "disabled."
// Restore when re-enabling the main window.
var IELinkClicks

// Disable form elements and links in all frames for IE.
function disableForms() {
        IELinkClicks = new Array()
        for (var h = 0; h < frames.length; h++) {
                for (var i = 0; i < frames[h].document.forms.length; i++) {
                        for (var j = 0; j < frames[h].document.forms[i].elements.length; j++) {
                                frames[h].document.forms[i].elements[j].disabled = true
                        }
                }
                IELinkClicks[h] = new Array()
                for (i = 0; i < frames[h].document.links.length; i++) {
                        IELinkClicks[h][i] = frames[h].document.links[i].onclick
                        frames[h].document.links[i].onclick = deadend
                }
        }
}

// Restore IE form elements and links to normal behavior.
function enableForms() {
        for (var h = 0; h < frames.length; h++) {
                for (var i = 0; i < frames[h].document.forms.length; i++) {
                        for (var j = 0; j < frames[h].document.forms[i].elements.length; j++) {
                                frames[h].document.forms[i].elements[j].disabled = false
                        }
                }
                for (i = 0; i < frames[h].document.links.length; i++) {
                        frames[h].document.links[i].onclick = IELinkClicks[h][i]
                }
        }
}

// Grab all Navigator events that might get through to form
// elements while dialog is open. For IE, disable form elements.
function blockEvents() {
        if (Nav4) {
                window.captureEvents(Event.CLICK | Event.MOUSEDOWN | Event.MOUSEUP | Event.FOCUS)
                window.onclick = deadend
        } else {
                disableForms()
        }
        window.onfocus = checkModal
}
// As dialog closes, restore the main window's original
// event mechanisms.
function unblockEvents() {
   if (Nav4) {
          window.releaseEvents(Event.CLICK | Event.MOUSEDOWN | Event.MOUSEUP | Event.FOCUS)
          window.onclick = null
          window.onfocus = null
   } else {
          enableForms()
   }
}

// Invoked by onFocus event handler of EVERY frame,
// return focus to dialog window if it's open.
function checkModal() {
   if (dialogWin.win && !dialogWin.win.closed) {
          dialogWin.win.focus()   
   }
}

/**************************
  END MODAL DIALOG CODE
**************************/


// Function to run upon closing the dialog with "OK".
function setProbes() {
   // get form
   var aForm = getForm(hcf_panel,'','trailForm');

   // set value
   aForm.probes.value = dialogWin.returnedValue;
}

function setTraceParams() {
   // get form
   var aForm = top.getForm(hcf_panel,'','network_trace_form');

   // get value
   var valueString = dialogWin.returnedValue;

   if (valueString != "") {
      var srchArray = valueString.split(",");
      aForm.stop_predicates.value = unescape(srchArray[0]);
   }
}

function setPlotParams() {
   // get form
   var aForm = top.getForm(hcf_panel,'','plotForm');

   // get value
   var valueString = dialogWin.returnedValue;

   if (valueString != "") {
      var srchArray = valueString.split(",");
      
      if (srchArray[0] != 'null')
         aForm.swldy_dscale.value = unescape(srchArray[0]);
         
      if (srchArray[1] != '')
         aForm.Resolution.value = srchArray[1];
   }    
}

function setUnits() {
   // get form
   var aForm = top.getForm('siasContent','trailForm');

   // get value
	var valueString = dialogWin.returnedValue;

   if (valueString != "") {
      var srchArray = valueString.split(",");
      aForm.units.value = srchArray[0];

      if (srchArray[1] != "")
         aForm.places.value = srchArray[1];
      else
         aForm.places.value = "2";
   }
}        

/*****************************************
      BEGIN CUSTOM PAGE STYLE CODE
******************************************/
// Convert location.search into an array of values
// indexed by name.
function getSearchAsArray() {
        var results = new Array()
        var input = unescape(location.search.substr(1))
        if (input) {
                var srchArray = input.split("&")
                var tempArray = new Array()
                for (i = 0; i < srchArray.length; i++) {
                        tempArray = srchArray[i].split("=")
                        results[tempArray[0]] = tempArray[1]
                }
        }
        return results
}
var srchData = getSearchAsArray()