var dhtml_layer;

var oDiv = null;

function showNew(sLayerName){
  loadShowNew(sLayerName);
}
function doShowNew(sLayerName){
  sOverObj    = sLayerName;
  sImgObj     = sLayerName + 'i';
  sLayerNameX = sOverObj + 'x';
  dhtml_layer = GetLayer(sLayerNameX);
  VPos        = getCellPosition(sOverObj).y + GetLayer(sOverObj).offsetHeight - GetLayer(sLayerNameX).offsetHeight + 2;

  Move(getCellPosition(sOverObj).x,VPos,dhtml_layer);
  Show(dhtml_layer);
  HSlide = GetLayer(sLayerName).offsetWidth - GetLayer(sLayerNameX).offsetWidth;
  Slide(getCellPosition(sOverObj).x+HSlide, VPos, 2, sLayerNameX);
  window.setTimeout('Hide(GetLayer(\'' + sLayerNameX + '\'));', 4000) ;
}
function WindowWidth(){
  if(navigator.appName == 'Netscape')
    return window.innerWidth;
  else         
    return document.body.clientWidth;
}
function WindowHeight(){
  if(navigator.appName == 'Netscape')
    return window.innerHeight;
  else
    return document.body.clientHeight;
}

//Below layer is passed in as an object.
function Hide(layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)
      layer.style.visibility = 'hidden';
    else
      layer.visibility = 'hide';
  } else {
    layer.style.visibility = 'hidden';
  }
}
function Show(layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)
      layer.style.visibility = 'visible';
    else
      layer.visibility = 'show';
  } else {
    layer.style.visibility = 'visible';
  }
}
function Visible(layer){
  var Visible = true;
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)
      if(layer.style.visibility == 'hidden') Visible = false;
    else
      if(layer.visibility == 'hide') Visible = false;
  } else {
    if(layer.style.visibility == 'hidden') Visible = false;
  }
  return Visible;
}
function SetZ(z, layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)
      layer.style.zIndex = z;
    if(parseInt(navigator.appVersion) == 4)
      layer.zIndex = z;
  } else {
    layer.style.zIndex = z;
  }
}
function GetZ(layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)
      return(parseInt(layer.style.zIndex));
    if(parseInt(navigator.appVersion) == 4)
      return(layer.zIndex);
  } else {
    return(layer.style.zIndex);
  }
}
function GetX(layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)
      return(parseInt(layer.style.left));
    if(parseInt(navigator.appVersion) == 4)
      return(layer.left);
  } else {
    return(layer.style.pixelLeft);
  }
}
function GetW(layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)             
      return(parseInt(layer.style.width));		     
    if(parseInt(navigator.appVersion) == 4)
      return(layer.clip.width);
  } else {
    if(navigator.appVersion.indexOf('MSIE 4') > 0)
      return(layer.style.pixelWidth);
    else
      return(layer.offsetWidth);
  }
}
function SetW(x, layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)
      layer.style.width = x;
    if(parseInt(navigator.appVersion) == 4)
      layer.clip.width = x;
  } else {
    if(navigator.appVersion.indexOf('MSIE 4') > 0)
      layer.style.pixelWidth = x;
  }
}
function GetY(layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)
      return(parseInt(layer.style.top));
    if(parseInt(navigator.appVersion) == 4)
      return(layer.top);
  } else {
    return(layer.style.pixelTop);
  }
}
function getCellPosition (layer){
  if (document.layers)
    return {x: document.layers[layer].pageX, y: document.layers[layer].pageY };
  else if (document.all || document.getElementById){
    var cell = document.all ? document.all[layer] : document.getElementById(layer);
    var coords = {x: 0, y: 0 };
    while (cell){
	  coords.x += cell.offsetLeft;
	  coords.y += cell.offsetTop;
	  cell = cell.offsetParent;
	}
    return coords;
  }
}
function GetH(layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)             
      return(parseInt(layer.style.height));		     
    if(parseInt(navigator.appVersion) == 4)
      return(layer.clip.height);
  } else {
    if(navigator.appVersion.indexOf('MSIE 4') > 0)		  
      return(layer.style.pixelHeight);
    else
      return(layer.offsetHeight);
  }
}
function SetH(y, layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)             
      layer.style.height = y;
    if(parseInt(navigator.appVersion) == 4)
      layer.clip.height = y;
  } else {
    if(navigator.appVersion.indexOf('MSIE 4') > 0)		  
      layer.style.pixelHeight = y;
  }
}	 	
function Move(x, y, layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5){
      layer.style.left = x;
      layer.style.top = y;
    }
    if(parseInt(navigator.appVersion) == 4){
      layer.left = x;
      layer.top = y;
    }
  } else {
    layer.style.pixelLeft = x;
    layer.style.pixelTop = y;
  }
}
function MoveBy(x, y, layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5){
      var current_x = parseInt(layer.style.left);
      if(isNaN(current_x)) current_x = 0;
      layer.style.left = current_x + x;
      var current_y = parseInt(layer.style.top);
      if(isNaN(current_y)) current_y = 0;
      layer.style.top = current_y + y;
    } else {
      layer.left += parseInt(x);
      layer.top += parseInt(y);
    }
  } else {
    layer.style.pixelLeft += parseInt(x);
    layer.style.pixelTop += parseInt(y);
  }
}

//Below layer is a string instead of an object. Instead of passing 
//ObjectName as a parameter, you would pass 'ObjectName'.
function GetLayer(layer){
  var ReturnLayer = null;
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)
      ReturnLayer = document.getElementById(layer);
    else
      eval('ReturnLayer = document.' + layer + ';');
  } else {
    eval('ReturnLayer = document.all.' + layer + ';');
  }
  return ReturnLayer;
}
function Slide(x, y, dt, layer){
  eval('var current_x = GetX(' + layer + ');');
  eval('var current_y = GetY(' + layer + ');');

  var dX = x - current_x;
  var dY = y - current_y;

  if(dX * dX + dY * dY > dt * dt){
    var dx = (dX / Math.sqrt(dX * dX + dY * dY)) * dt;
    var dy = (dY / Math.sqrt(dX * dX + dY * dY)) * dt;

    eval('MoveBy(' + dx + ',' + dy + ', ' + layer +');');

    var NextSlide = 'Slide(' + x + ',' + y + ', ' + dt + ', ' + '\'' + layer + '\')';
    setTimeout(NextSlide, 30);
  } else {
    eval('Move(' + x + ', ' + y + ', ' + layer + ');');
  }
}
function Warp(x, y, dt, layer){
  eval('var current_x = GetX(' + layer + ');');
  eval('var current_y = GetY(' + layer + ');');

  var dX = x - current_x;
  var dY = y - current_y;
                           
  if(dt > 0){
    var dx = dX / dt;
    var dy = dY / dt;

    eval('MoveBy(' + dx + ',' + dy + ', ' + layer +');');

    var NextWarp = 'Warp(' + x + ',' + y + ', ' + (dt - 1) + ', ' + '\'' + layer + '\')';
    setTimeout(NextWarp, 30);
  } else {
    eval('Move(' + x + ', ' + y + ', ' + layer + ');');
  }
}
function RookOverTo(x, y, dx, dy, layer){
  if(Math.random() < 0.50){
    RookOverToX(x, y, dx, dy, layer);
  } else {
    RookOverToY(x, y, dx, dy, layer);
  }
}
function RookOverToX(x, y, dt, dy, layer){
  eval('var current_x = GetX(' + layer + ');');

  var dX = x - current_x;

  if(dt > 0){
    var dx = dX / dt;

    eval('MoveBy(' + dx + ', 0, ' + layer +');');
           
    var NextRook = 'RookOverToX(' + x + ',' + y + ', ' + (dt - 1) + ', ' + dy + ', ' + '\'' + layer + '\')';
           setTimeout(NextRook, 30);
  } else {
    eval('var current_y = GetY(' + layer + ');');
    eval('Move(' + x + ', ' + current_y + ', ' + layer + ');');
    if(current_y != y){
      RookOverToY(x, y, dt, dy, layer);
    }
  }
}
function RookOverToY(x, y, dx, dt, layer){
  eval('var current_y = GetY(' + layer + ');');

  var dY = y - current_y;

  if(dt > 0){
    var dy = dY / dt;

    eval('MoveBy(0, ' + dy + ', ' + layer +');');

    var NextRook = 'RookOverToY(' + x + ',' + y + ', ' + dx + ', ' + (dt - 1) + ', ' + '\'' + layer + '\')';
    setTimeout(NextRook, 30);
  } else {
    eval('var current_x = GetX(' + layer + ');');
    eval('Move(' + current_x + ', ' + y + ', ' + layer + ');');
    if(current_x != x){
      RookOverToX(x, y, dx, dt, layer);
    }
  }
}

//This function is meant to be used with a mouse event handler.
//x and y would be the position of the mouse pointer.
function Selected(x, y, layer){
  if(navigator.appName == 'Netscape'){
    if(parseInt(navigator.appVersion) == 5)                             
      if(x > parseInt(layer.style.left) && x < parseInt(layer.style.left) + parseInt(layer.style.width) &&
         y > parseInt(layer.style.top) && y < parseInt(layer.style.top) + parseInt(layer.style.height))
        return(true);	                  
    if(parseInt(navigator.appVersion) == 4)		     
      if(x > layer.left && x < layer.left + layer.clip.width && y > layer.top && y < layer.top + layer.clip.height)
        return(true);
  } else {	     
    if(navigator.appVersion.indexOf('MSIE 4') > 0){
      if(x > layer.style.pixelLeft && x < layer.style.pixelLeft + layer.offsetWidth &&
         y > layer.style.pixelTop && y < layer.style.pixelTop + layer.offsetHeight)		   
        return(true);
    } else {
      if(x > layer.style.pixelLeft && x < layer.style.pixelLeft + layer.offsetWidth &&
         y > layer.style.pixelTop && y < layer.style.pixelTop + layer.offsetHeight)		   
        return(true);		     
    }
  }
  return(false);
}

function switchDiv(oElement,bVisible){ 
	if(document.layers || (document.all && !document.getElementById)){ 
     if(!bVisible) oElement.visibility ="hidden";
     else oElement.visibility ="visible";    
	} 
	else { 
      if(!bVisible) oElement.style.display = "none";
      else oElement.style.display = "";
  }

	return; 
}

function showDiv_OMO(divid, pobj, wdth) { 
	var g = getElementPosition(pobj);
	var w = document.compatMode=='CSS1Compat' && !window.opera?documentElement.clientWidth:document.body.clientWidth;
	var s_l = self.pageXOffset || (document.documentElement && document.documentElement.scrollLeft) || (document.body && document.body.scrollLeft);
	if (oDiv != null) switchDiv(oDiv,false);
 	if (divid != null) { 
		divobj = getelementbyid(divid);
		if (oDiv == divobj) { 
			oDiv = null; 
			return;
		} 
		divobj.style.top = g.top + g.height +1;
		divobj.style.left = g.left;
		if ((g.left + wdth + 15) > w + s_l) divobj.style.left = w - wdth - 15 + s_l;
			else divobj.style.left = g.left - 150;
	}
	switchDiv(divobj,true); 
	oDiv=divobj;
	return;
}