/*______________________________________

  bA JavaScript Lib. #004
  Copyright (C) 2002 Business Architects Inc.
  
______________________________________*/

var Mac = navigator.appVersion.indexOf('Mac',0) != -1;
var Win = navigator.appVersion.indexOf('Win',0) != -1;
var IE  = navigator.appName.indexOf("Microsoft Internet Explorer",0) != -1;
var NN  = navigator.appName.indexOf("Netscape",0) != -1;
var Moz = navigator.userAgent.indexOf("Gecko") != -1;
var Vmajor = parseInt(navigator.appVersion); // ex. 3
var Vminor = parseFloat(navigator.appVersion); // ex. 3.01

var MacIE4 = ((Mac && navigator.appVersion.indexOf('MSIE 4.',0) != -1));
var MacIE3 = ((Mac && navigator.appVersion.indexOf('MSIE 3.',0) != -1));

// --------------------
// [window] scroll
// --------------------

function getScrollLeft() { // 020225
 if ((navigator.appName.indexOf("Microsoft Internet Explorer",0) != -1)) {
  return document.body.scrollLeft;
 } else if (window.pageXOffset) {
  return window.pageXOffset;
 } else {
  return 0;
 }
}

function getScrollTop() { // 020225
 if ((navigator.appName.indexOf("Microsoft Internet Explorer",0) != -1)) {
  return document.body.scrollTop;
 } else if (window.pageYOffset) {
  return window.pageYOffset;
 } else {
  return 0;
 }
}

function getScrollWidth() { // 010317
 if ((navigator.appName.indexOf("Microsoft Internet Explorer",0) != -1)) {
  return document.body.scrollWidth;
 } else if (window.innerWidth) {
  return window.innerWidth;
 }
 return 0;
}

function getScrollHeight() { // 010317
 if ((navigator.appName.indexOf("Microsoft Internet Explorer",0) != -1)) {
  return document.body.scrollHeight;
 } else if (window.innerHeight) {
  return window.innerHeight;
 }
 return 0;
}

// --------------------
// layer
// --------------------

function setLayerPosX(elementname,_posX) { // 010317
 var obj = setObj(elementname);
 if (document.all && obj.style) {
  obj.style.pixelLeft = _posX;
 } else if (document.getElementById && obj.style) {
  obj.style.left  = _posX + 'px';
 } else if (document.layers) {
  obj.left = _posX;
 }
}

function setLayerPosY(elementname,_posY) { // 010317
 var obj = setObj(elementname);
 if (document.all && obj.style) {
  obj.style.pixelTop = _posY;
 } else if (document.getElementById && obj.style) {
  obj.style.top  = _posY + 'px';
 } else if (document.layers) {
  obj.top = _posY;
 }
}

function setLayerPosTo(elementname,_posX,_posY) { // 010317
 var obj = setObj(elementname);
 if (document.all && obj.style) {
  obj.style.pixelLeft = _posX;
  obj.style.pixelTop  = _posY;
 } else if (document.getElementById && obj.style) {
  obj.style.left = _posX + 'px';
  obj.style.top  = _posY + 'px';
 } else if (document.layers) {
  obj.moveTo(_posX,_posY);
 }
}

function setLayerPosBy(elementname,_posX,_posY) { // 010317
 var obj = setObj(elementname);
 _posX = parseInt(_posX); _posY = parseInt(_posY);
 if (document.all && obj.style) {
  obj.style.pixelLeft = _posX + getDivPosX(elementname);
  obj.style.pixelTop  = _posY + getDivPosY(elementname);
 } else if (document.getElementById && obj.style) {
  obj.style.left = _posX + getDivPosX(elementname) + 'px';
  obj.style.top  = _posY + getDivPosY(elementname) + 'px';
 } else if (document.layers) {
  obj.moveTo(_posX,_posY);
 }
}

function getLayerPosX(elementname) { // 010317
 var obj = setObj(elementname);
 if (document.all && obj.style) {
  return parseInt(obj.style.pixelLeft);
 } else if (document.getElementById && obj.style) {
  if (Moz) {
   style = getComputedStyle(obj,null);
   return parseInt(style.getPropertyValue('left'));
  }
  return parseInt(obj.style.left);
 } else if (document.layers) {
  return parseInt(obj.left);
 }
 return '';
}

function getLayerPosY(elementname) { // 010317
 var obj = setObj(elementname);
 if (document.all && obj.style) {
  return parseInt(obj.style.pixelTop);
 } else if (document.getElementById && obj.style) {
  if (Moz) {
   style = getComputedStyle(obj,null);
   return parseInt(style.getPropertyValue('top'));
  }
  return parseInt(obj.style.top);
 } else if (document.layers) {
  return parseInt(obj.top);
 }
 return '';
}

function getLayerWidth(elementname) { // 010317
 var obj = setObj(elementname);
 if (document.all && obj.style) {
  return obj.clientWidth;
 } else if (document.getElementById && obj.style) {
  if (Moz) {
   style=getComputedStyle(obj,null);
   return parseInt(style.getPropertyValue('width'));
  }
  return parseInt(obj.style.width);
 } else if (document.layers) {
  return obj.clip.width;
 }
 return '';
}

function getLayerHeight(elementname) { // 010317
 var obj = setObj(elementname);
 if (document.all && obj.style) {
  return obj.clientHeight;
 } else if (document.getElementById && obj.style) {
  if (Moz) {
   style=getComputedStyle(obj,null);
   return parseInt(style.getPropertyValue('height'));
  }
  return parseInt(obj.style.height);
 } else if (document.layers) {
  return obj.clip.height;
 }
 return '';
}

function setLayerDisplay(elementname, _status) { // 020307
 var obj = setObj(elementname);
 if ((document.getElementById || document.all) && obj.style && _status != null) {
  obj.style.display = _status;
 }
}

function getLayerDisplay(elementname) { // 010520
 var obj = setObj(elementname);
 if ((document.getElementById || document.all) && obj.style) {
  return obj.style.display;
 }
}

function setLayerClip(elementname,clipTop,clipRight,clipBottom,clipLeft) {
 var obj = setObj(elementname);
 if ((document.getElementById || document.all) && obj.style) {
  obj.style.clip = 'rect(' + clipTop + 'px,' + clipRight + 'px,' + clipBottom + 'px,' + clipLeft + 'px)';
 } else if (document.layers) {
  obj.clip.top = clipTop;
  obj.clip.bottom = clipBottom;
  obj.clip.left = clipLeft;
  obj.clip.right = clipRight;
 }
}

function getLayerClip(elementname,_which) {
 var obj = setObj(elementname);
 if ((document.getElementById || document.all) && obj.style) {
  if (obj.style.clip == 'auto') return 'auto';
  var clipv = obj.style.clip.split('rect(')[1].split(')')[0].split(" ");
  if (_which == "top")    return parseInt(clipv[0]);
  if (_which == "right")  return parseInt(clipv[1]);
  if (_which == "bottom") return parseInt(clipv[2]);
  if (_which == "left")   return parseInt(clipv[3]);
 } else if (document.layers) {
  if (_which == "top")    return obj.clip.top;
  if (_which == "right")  return obj.clip.right;
  if (_which == "bottom") return obj.clip.bottom;
  if (_which == "left")   return obj.clip.left;
 }
}

function setLayerZIndex(elementname,_order) {
 var obj = setObj(elementname);
 if ((document.getElementById || document.all) && obj.style) {
  obj.style.zIndex = _order;
 } else if (document.layers) {
  obj.zIndex = _order;
 }
}

function getLayerZIndex(elementname) {
 var obj = setObj(elementname);
 if ((document.getElementById || document.all) && obj.style) {
  return obj.style.zIndex;
 } else if (document.layers) {
  return obj.zIndex;
 } 
}

function rewriteInnerHTML(elementname,_code) {
 var obj = setObj(elementname);
 if (document.all) {
  obj.innerHTML=_code;
 } else if (document.getElementById) {
  obj.innerHTML=_code;
 } else if (document.layers) {
  obj.document.open();
  obj.document.write(_code);
  obj.document.close();
 }
}

var hexbox = new Array(16);
for (i = 0; i < 10; i++) hexbox[i] = i;
hexbox[10]="a"; hexbox[11]="b"; hexbox[12]="c";
hexbox[13]="d"; hexbox[14]="e"; hexbox[15]="f";

function toHex(_int) {
 if (i < 0) {
  return '00';
 } else if (_int > 255) {
  return 'ff';
 } else {
  return '' + hexbox[Math.floor(_int/16)] + hexbox[_int%16];
 }
}

function preloadImg(imgName) {
 if (document.images) (new Image()).src = imgName;
}

function preloadimgApp(imgArray) {
 for (i=0; i<imgArray.length; i++) {
  preloadImg(imgArray[i]);
 }
}

function swapImage(target,src) {
 if (document.images) document.images[target].src = src;
}

function openWindow(url,title,options) {
 var newWin;
 if (!!window && url) {
  if (!title) title = "_blank";
  if (!options) options = "toolbar=yes,location=yes,directories=yes,status=yes,menubar=yes,scrollbars=yes,resizable=yes,favorites=yes";
  newWin = window.open(url,title,options);
  newWin.focus();
 }
}