// Determine browser and version.

window_content_url=Array;

function Browser() {

  var ua, s, i;

  this.isIE    = false;
  this.isNS    = false;
  this.version = null;

  ua = navigator.userAgent;

  s = "MSIE";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isIE = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  s = "Netscape6/";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  s = "Opera";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }
  
  // Treat any other "Gecko" browser as NS 6.1.

  s = "Gecko";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = 6.1;
    return;
  }
}

var browser = new Browser();
var draging=false;
// Global object to hold drag information.

var dragObj = new Object();
dragObj.zIndex = 0;

function setWindowActive(id)
{
 o=document.getElementById(id);
 o.style.zIndex = getMaxZIndex()+1;
}

function dragStart(event, id) {

  var el;
  var x, y;

  // If an element id was given, find it. Otherwise use the element being
  // clicked on.

  if (id)
    dragObj.elNode = document.getElementById(id);
  else {
    if (browser.isIE)
      dragObj.elNode = window.event.srcElement;
    if (browser.isNS)
      dragObj.elNode = event.target;

    // If this is a text node, use its parent element.

    if (dragObj.elNode.nodeType == 3)
      dragObj.elNode = dragObj.elNode.parentNode;
  }


  // Get cursor position with respect to the page.
  x=mouseX;
  y=mouseY;

 // Save starting positions of cursor and element.
  dragObj.cursorStartX = x;
  dragObj.cursorStartY = y;
  dragObj.elStartLeft  = parseInt(dragObj.elNode.style.left, 10);
  dragObj.elStartTop   = parseInt(dragObj.elNode.style.top,  10);

  if (isNaN(dragObj.elStartLeft)) dragObj.elStartLeft = 0;
  if (isNaN(dragObj.elStartTop))  dragObj.elStartTop  = 0;


  // Update element's z-index.

  dragObj.elNode.style.zIndex = getMaxZIndex()+1;

  // Capture mousemove and mouseup events on the page.
  draging=true;
  if (browser.isIE) {
    document.attachEvent("onmousemove", dragGo);
    document.attachEvent("onmouseup",   dragStop);
    window.event.cancelBubble = true;
    window.event.returnValue = false;
  }
  if (browser.isNS) {
    document.addEventListener("mousemove", dragGo,   true);
    document.addEventListener("mouseup",   dragStop, true);
    event.preventDefault();
  }
}


function dragGo(event) {

  var x, y;

  // Get cursor position with respect to the page.
  x=mouseX;
  y=mouseY;

  // Move drag element by the same amount the cursor has moved.

  dragObj.elNode.style.left =
    (dragObj.elStartLeft + x - dragObj.cursorStartX) + "px";
  dragObj.elNode.style.top  =
    (dragObj.elStartTop  + y - dragObj.cursorStartY) + "px";


 if (browser.isIE) {
    window.event.cancelBubble = true;
    window.event.returnValue = false;
  }
  if (browser.isNS)
    event.preventDefault();
}

function dragStop(event) {

  // Stop capturing mousemove and mouseup events.
  draging=true;
  if (browser.isIE) {
    document.detachEvent("onmousemove", dragGo);
    document.detachEvent("onmouseup",   dragStop);
  }
  if (browser.isNS) {
    document.removeEventListener("mousemove", dragGo,   true);
    document.removeEventListener("mouseup",   dragStop, true);
  }
  
}

function getMaxZIndex()
{
var allElems = document.getElementsByTagName?
document.getElementsByTagName("*"):
document.all; // or test for that too
var maxZIndex = 0;
for(var i=0;i<allElems.length;i++) {
var elem = allElems[i];
var cStyle = null;
if (elem.currentStyle) {cStyle = elem.currentStyle;}
else if (document.defaultView && document.defaultView.getComputedStyle) {
cStyle = document.defaultView.getComputedStyle(elem,"");
}
var sNum;
if (cStyle) {
sNum = Number(cStyle.zIndex);
} else {
sNum = Number(elem.style.zIndex);
}
if (!isNaN(sNum)) {
maxZIndex = Math.max(maxZIndex,sNum);
}
}
return maxZIndex;
}

function set_window_title(name, title)
{
 o=document.getElementById(name+'_header_title');
 o.innerHTML=title;
}

function set_window_content(name, url)
{
 o=document.getElementById(name+'_data');
 o.innerHTML='';
 window_content_url[name]=url;
 ajax_loadContent(name+'_data', window_content_url[name]);
}

function showWindow(name, x, y)
{
 
 o=document.getElementById(name);
 o.style.zIndex=getMaxZIndex()+1;
 o.style.top=y;
 o.style.left=x;
 o.style.display='block';
 
 o1=document.getElementById(name+'_data');
 if(o1.innerHTML==''){
 ajax_loadContent(name+'_data', window_content_url[name]);
 }
}

function showWindowDesktopCenter(name)
{
 o=document.getElementById(name);
 o1=document.getElementById(name+'_data');
 
 if(parseInt(o.style.width)>0){ w=o.style.width; }else{ w=o1.style.width;}
 if(parseInt(o.style.height)>0){ h=o.style.height; }else{ h=o1.style.height;}
 x=Math.round((document.body.offsetWidth/2)-(parseInt(w)/2));
 y=Math.round((document.body.offsetHeight/2)-(parseInt(h)/2))-20;
 if(y<0){y=0;}
 if(x<0){x=0;}
 showWindow(name, x, y);
}

function showWindowNearMouse(name)
{
 o=document.getElementById(name);
 x=mouseX+10;
 y=mouseY-20;
 if(y<0){y=0;}
 if(x+parseInt(o.style.width)+100>document.body.offsetWidth){
 x=x-parseInt(o.style.width)-10;}
 showWindow(name, x, y);
}

function hideWindow(name)
{
 o=document.getElementById(name);
 o.style.display='none';
}

var mouseX=0;
var mouseY=0;
function getMousePos(e) { 

//NS
if (document.layers||document.getElementById&&!document.all) {
mouseX=e.clientX + window.scrollX;
mouseY=e.clientY + window.scrollY;
}
//IE
else if (document.all) {
mouseX=window.event.clientX + document.documentElement.scrollLeft+ document.body.scrollLeft;
mouseY=window.event.clientY + document.documentElement.scrollTop+ document.body.scrollTop;
}

mouseX=window.event.clientX + document.documentElement.scrollLeft+ document.body.scrollLeft;
mouseY=window.event.clientY + document.documentElement.scrollTop+ document.body.scrollTop;

}
if(!window.captureEvents) document.onmousemove=getMousePos
if (window.captureEvents) {
window.captureEvents(Event.MOUSEMOVE)
window.onmousemove=getMousePos;
}

var mouse_on_tooltip=false

function set_tooltip_text(text)
{
  o=document.getElementById("tooltip_text");
	o.innerHTML=text;
}

function show_tooltip()
  {
	 o=document.getElementById("tooltip");
   o.style.zIndex = getMaxZIndex()+1;
	 o.style.left=mouseX-105;
	 o.style.top=mouseY-240; 
	 if(o.style.top<=0){o.style.top=0; alert("oo");}
	 o.style.visibility="visible";
	}
function hide_tooltip()
  {
	 if(!mouse_on_tooltip)
	 {
	  o=document.getElementById("tooltip");
	  o.style.visibility="hidden";
	 }
	}