/* ======================================================================
DESC:

PLATFORMS:

USAGE NOTES:
====================================================================== */

/* ======================================================================
FUNCTION:

INPUT:

RETURNS:

DESC:
====================================================================== */
var isIE4 = true;
var isNav4 = true;
var isNav6;
var strlength;
var posa;
var posb;
var buttons = new Array();
var add;
var navigationFrameName="Navigate";
if (navigator.appVersion.charAt(0) == "4") {
                if (navigator.appName.indexOf("Explorer") >= 0) {
                        isIE4 = true;
                }
                else {
                        isNav4 = true;
                }
        }
        else if (navigator.appVersion.charAt(0) > "4") {
                isNav6 = true;

        }

function addbutton(button) {

for(n=0;n<=12;n++) {
if ( buttons[n]==button ) {
add=false;
 }
}
if ( add!=false ) {
l=buttons.length;
buttons[l]=button
}
add=true;
}

function mouseoverbutton(pics){
l= this.top.frames[navigationFrameName].document.images[pics].src.length;
pos=l-5;
   if (isIE4){
        if(this.top.frames[navigationFrameName].document.images[pics].src.charAt(pos)=="a"){
        addbutton(pics);
        str= this.top.frames[navigationFrameName].document.images[pics].src;
        posa=str.lastIndexOf("a");
        stra=str.substring(0,posa);
        strb=str.substring(posa,str.length);
        newsrc=strb.replace(/a/,"b");
         this.top.frames[navigationFrameName].document.images[pics].src=stra+newsrc;
        }
        else if( this.top.frames[navigationFrameName].document.images[pics].src.charAt(pos)=="b"){
        addbutton(pics);
        str= this.top.frames[navigationFrameName].document.images[pics].src;
        posa=str.lastIndexOf("b");
        stra=str.substring(0,posa);
        strb=str.substring(posa,str.length);
        newsrc=strb.replace(/b/,"a");
         this.top.frames[navigationFrameName].document.images[pics].src=stra+newsrc;
        }
        }

}

function klickbutton(pics) {
currentklicked=pics;
l= this.top.frames[navigationFrameName].document.images[pics].src.length;
pos=l-5;
   if (isIE4){
        if( this.top.frames[navigationFrameName].document.images[pics].src.charAt(pos)!="c"){
        str= this.top.frames[navigationFrameName].document.images[pics].src;
        posa=str.lastIndexOf("b");
        stra=str.substring(0,posa);
        strb=str.substring(posa,str.length);
        newsrc=strb.replace(/b/,"c");
         this.top.frames[navigationFrameName].document.images[pics].src=stra+newsrc;
   for(s=0; s<buttons.length;s++){
   pica=buttons[s];
   l= this.top.frames[navigationFrameName].document.images[pica].src.length;
   pos=l-5;
   if( this.top.frames[navigationFrameName].document.images[pica].src.charAt(pos)=="c"){
   if(pica!=pics){
   str= this.top.frames[navigationFrameName].document.images[pica].src;
        posa=str.lastIndexOf("c");
        stra=str.substring(0,posa);
        strb=str.substring(posa,str.length);
        newsrc=strb.replace(/c/,"a");
         this.top.frames[navigationFrameName].document.images[pica].src=stra+newsrc;
        }
        }
  }
        }
        }
}


function resetbuttons(){
for(s=0; s<buttons.length;s++){
   var Picture = new Image();
   pica=buttons[s];
   l= this.top.frames[navigationFrameName].document.images[pica].src.length;
   pos=l-5;
   if( this.top.frames[navigationFrameName].document.images[pica].src.charAt(pos)=="c"){
   str= this.top.frames[navigationFrameName].document.images[pica].src;
        posa=str.lastIndexOf("c");
        stra=str.substring(0,posa);
        strb=str.substring(posa,str.length);
        newsrc=strb.replace(/c/,"a");
        Picture.src=stra+newsrc;
        this.top.frames[navigationFrameName].document.images[pica].src=Picture.src;
}
}
}

function activatebutton(pics) {
addbutton(pics);
currentklicked=pics;
l= this.top.frames[navigationFrameName].document.images[pics].src.length;
pos=l-5;
   if (isIE4){
        if( this.top.frames[navigationFrameName].document.images[pics].src.charAt(pos)!="c"){
        str= this.top.frames[navigationFrameName].document.images[pics].src;
        posa=str.lastIndexOf("a");
        stra=str.substring(0,posa);
        strb=str.substring(posa,str.length);
        newsrc=strb.replace(/a/,"c");
         this.top.frames[navigationFrameName].document.images[pics].src=stra+newsrc;

        for(s=0; s<buttons.length;s++){
        pica=buttons[s];
   l= this.top.frames[navigationFrameName].document.images[pica].src.length;
   pos=l-5;
   if( this.top.frames[navigationFrameName].document.images[pica].src.charAt(pos)=="c"){
   if(pica!=pics){
   str= this.top.frames[navigationFrameName].document.images[pica].src;
        posa=str.lastIndexOf("c");
        stra=str.substring(0,posa);
        strb=str.substring(posa,str.length);
        newsrc=strb.replace(/c/,"a");
         this.top.frames[navigationFrameName].document.images[pica].src=stra+newsrc;
        }
        }
  }
     }
        }
        }

function startbutton(button_info){
str=top.frames.presenter.document.location.href;
activatebutton(button_info);

}