<!-- Global Functions  --------------------------->

function addOnLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  }
  else {
    window.onload = function()
    {
      oldonload();
      func();
    }
  }
}

function setNavMouseOver(element, func) {
  var oldMouseOver = element.onmouseover;
  if (typeof element.onmouseover != 'function') {
    element.onmouseover = func;
  }
  else {
    element.onmouseover = function()
    {
      oldMouseOver();
      func();
    }
  }
}

function setNavMouseOut(element, func) {
  var oldMouseOut = element.onmouseout;
  if (typeof element.onmouseout != 'function') {
    element.onmouseout = func;
  }
  else {
    element.onmouseout = function()
    {
      oldMouseOut();
      func();
    }
  }
}

function insertAfter(newElement,targetElement) {
  var parent = targetElement.parentNode;
  if (parent.lastChild == targetElement) {
      parent.appendChild(newElement);
     } 
else {
      parent.insertBefore(newElement,targetElement.nextSibling);
  }
}

function removeElement(elementId) {
   if (!document.getElementById(elementId)) return false;
   var removeThis = document.getElementById(elementId);
   var fromThis = removeThis.parentNode;
   fromThis.removeChild(removeThis);
   return true;
}

document.getElementsByClassName = function(className) {
  var children = document.getElementsByTagName('*') || document.all;
  var elements = new Array();
  for (var i = 0; i < children.length; i++) {
    var child = children[i];
    var classNames = child.className.split(' ');
    for (var j = 0; j < classNames.length; j++) {
      if (classNames[j] == className) {
        elements.push(child);
        break;
      }
    }
  }
  return elements;
}

function popUp(strURL,strType,strHeight,strWidth) {
   var strOptions="";
   if (strType=="console") strOptions="resizable,height="+strHeight+",width="+strWidth;
   if (strType=="fixed") strOptions="status,height="+strHeight+",width="+strWidth;
   if (strType=="elastic") strOptions="toolbar,menubar,scrollbars,resizable,location,height="+strHeight+",width="+strWidth;
   window.open(strURL, 'newWin', strOptions);
}

function moveElement(elementID,final_x,final_y,interval) {
  if (!document.getElementById) return false;
  if (!document.getElementById(elementID)) return false;
  var elem = document.getElementById(elementID);
  if (elem.movement) {
    clearTimeout(elem.movement);
  }
  if (!elem.style.left) {
    elem.style.left = "0px";
  }
  if (!elem.style.top) {
    elem.style.top = "0px";
  }
  var xpos = parseInt(elem.style.left);
  var ypos = parseInt(elem.style.top);
  if (xpos == final_x && ypos == final_y) {
    return true;
  }
  if (xpos < final_x) {
    var dist = Math.ceil((final_x - xpos)/10);
    xpos = xpos + dist;
  }
  if (xpos > final_x) {
    var dist = Math.ceil((xpos - final_x)/10);
    xpos = xpos - dist;
  }
  if (ypos < final_y) {
    var dist = Math.ceil((final_y - ypos)/10);
    ypos = ypos + dist;
  }
  if (ypos > final_y) {
    var dist = Math.ceil((ypos - final_y)/10);
    ypos = ypos - dist;
  }
  elem.style.left = xpos + "px";
  elem.style.top = ypos + "px";
  var repeat = "moveElement('"+elementID+"',"+final_x+","+final_y+","+interval+")";
  elem.movement = setTimeout(repeat,interval);
}

function PollWindow(mypage, myname, w, h, scroll) {
   var winl = (screen.width - w) / 2;
   var wint = (screen.height - h) / 2;
   winprops = 'height=' + h + ',width=' + w + ',top=' + wint + ',left=' + winl + ',scrollbars=' + scroll + ',resizable';
   win = window.open(mypage, myname, winprops);
   if (parseInt(navigator.appVersion) >= 4) { 
    win.window.focus(); 
   }
}

function NewWindowImage(mypage, myname, w, h, scroll) {
   var winl = (screen.width - w) / 2;
   var wint = (screen.height - h) / 2;
   winprops = "height=" + h + ",width=" + w + ",top=" + wint + ",left=" + winl + ",scrollbars=yes,resizable";
   win = window.open(mypage, myname, winprops);
   if (parseInt(navigator.appVersion) >= 4) {
    win.window.focus();
   }
}

function dropdownjump(targ,selObj) {
   var loc=selObj.options[selObj.selectedIndex].value;
   if (loc) {
       eval(targ+".location='"+loc+"'");
      }
 else {
       selObj.selectedIndex=0;
      }
}