/** 

 *  MovingObjects Script LIBRARY by Virtual_Max (http://come.to/vmax)

 *  This script can be used and modified absolutely free

 *  untill this statement presents unchanged in all copies

 *  and derivatives.

 **/





allChips = new Array();



function makeChip(named,w,h,imagen,href,target,move)

 {this.named=named;

  this.w=w;

  this.h=h;

  this.xx=0;

  this.yy=0;

  this.zz=0

  this.vx=0;

  this.vy=0;

  this.vz=0;

  this.zzmax=10;

  this.timer=null;

  this.im     = new Image();

  this.im.src =imagen;

  this.imagen =imagen;

  this.complete=false;

  if(href==null) href='Javascript:void(0);';

  this.href=href;

  if(target==null) target="_self";

  this.target=target;

  this.move=move;

  this.lastw=-1;

  this.move3D=false;

  var s;

  s='<style type="text/css">';

  s+='#'+named+'{position:absolute; width:'+w+'; height:'+h+'; top:'+this.yy+'; left:'+this.xx+'; visibility:hidden; }';

  s+='</style>';

  document.writeln(s);

  s='<div ID="'+named+'">';

  s+='<A HREF="'+this.href+'" TARGET="+target+"><IMG SRC="'+this.imagen+'" border=0 SUPPRESS></A>';

  s+='</div>';

  document.writeln(s);

 }



function moveChip(chipn)

 {

  var chip=allChips[chipn];

  if(document.layers) 

    {d=document[chip.named];

     d.left=Math.floor(chip.xx);

     d.top=Math.floor(chip.yy);

    }

  if(document.all)                

    {d=document.all[chip.named].style;

     d.pixelLeft=chip.xx;

     d.pixelTop=chip.yy;

    }

 }



function rescaleChip(chipn)

  {chip=allChips[chipn];

   w=Math.floor(chip.zz);

   if(w==chip.lastw) return;

   chip.lastw=w;

   if(document.layers)

    {s='<A HREF="'+chip.href+'" ><IMG border=0 width='+w+' height='+chip.im.height*w/chip.im.width+' SUPPRESS></A>';

     d=document[chip.named].document;

     d.open()

     d.writeln(s)

     d.close();

     d.images[0].src=chip.im.src;

    }

   if(document.all)

    {var s='<A HREF="'+chip.href+'" ><IMG SRC="'+chip.imagen+'" border=0 width='+w+'></A>';

     d=document.all[chip.named];

     d.innerHTML = s;

    }

  }



function visibilityChip(chipn,vis)

 {var chipname=allChips[chipn].named;

  if(document.all)

   {dddd=document.all[chipname].style;

    dddd.visibility = vis ? "visible":"hidden";

   }

  if(document.layers)

   {dddd=document[chipname];

    dddd.visibility = vis ? "show":"hide";

   }

 }





var pageX=0;

var pageY=0;

var pageW=600;

var pageH=400;



function getPageSizes()

{if(document.layers)

    {pageX=window.pageXOffset;

     pageW=window.innerWidth;

     pageY=window.pageYOffset;

     pageH=window.innerHeight;

    }

 if(document.all)

    {pageX=window.document.body.scrollLeft;

     pageW=window.document.body.offsetWidth;

     pageY=window.document.body.scrollTop;

     pageH=window.document.body.offsetHeight;

    } 

}



// -- random move parameters --

var vmin=2;

var vmax=5;

var vr=2;





function chipStarMove(chipn)

{

  chip = allChips[chipn];

  if(!chip.complete)

      {//if(chip.im.complete)

        {chip.complete=true;

         chip.xx = pageX+pageW/2; 

         chip.yy = pageY+pageH/2; 

         chip.vx=vr*(Math.random()-0.5)*2;

         chip.vy=vr*(Math.random()-0.5)*2;

         chip.w=chip.im.width;

         chip.h=chip.im.height;

         chip.zz=1;

         chip.zzmax=chip.w*(1-0.5*Math.random());

         visibilityChip(chipn,true);

        }

      }



   chip.xx=chip.xx+chip.vx;

   chip.yy=chip.yy+chip.vy;

   chip.vx*=(1.05);

   chip.vy*=(1.05);



   var dx = chip.xx-(pageX+pageW/2);

   var dy = chip.yy-(pageY+pageH/2);

   var r=Math.sqrt(dx*dx+dy*dy);

   var r0=Math.sqrt(pageW*pageW+pageH*pageH)/4;

   chip.zz=chip.zzmax*r/r0+1;



   if((chip.xx<=pageX-chip.w)||

      (chip.xx>=pageX+pageW) ||

      (chip.yy<=pageY-chip.h)||

      (chip.yy>=pageY+pageH)

     )

       {chip.complete=false}

  

}







function chipRandomMove(chipn)

{  

   chip = allChips[chipn];

 

   chip.vx+=vr*(Math.random()-0.5);

   chip.vy+=vr*(Math.random()-0.5);

   chip.vz+=vr*(Math.random()-0.5);

   if(chip.vx>(vmax+vmin))  chip.vx=(vmax+vmin)*2-chip.vx;

   if(chip.vx<(-vmax-vmin)) chip.vx=(-vmax-vmin)*2-chip.vx;

   if(chip.vy>(vmax+vmin))  chip.vy=(vmax+vmin)*2-chip.vy;

   if(chip.vy<(-vmax-vmin)) chip.vy=(-vmax-vmin)*2-chip.vy;

   if(chip.vz>(vmax+vmin))  chip.vz=(vmax+vmin)*2-chip.vz;

   if(chip.vz<(-vmax-vmin)) chip.vz=(-vmax-vmin)*2-chip.vz;



   chip.xx=chip.xx+chip.vx;

   chip.yy=chip.yy+chip.vy;

   chip.zz=chip.zz+chip.vz/4;



   if(!chip.complete)

      {//if(chip.im.complete)

        {chip.complete=true;

         chip.xx = Math.random()* pageW; 

         chip.yy = Math.random()* pageH; 

         chip.zzmax=chip.im.width;

         chip.zz=chip.zzmax;

         visibilityChip(chipn,true);

        }

      }



   if(chip.xx<=pageX)

     {chip.xx=pageX;

      chip.vx=vmin+vmax*Math.random();

     }

   if(chip.xx>=pageX+pageW-chip.w)

     {chip.xx=pageX+pageW-chip.w;

      chip.vx=-vmin-vmax*Math.random();

     }

   if(chip.yy>=pageY+pageH-chip.h)

     {chip.yy=pageY+pageH-chip.h;

      chip.vy=-vmin-vmax*Math.random();

     }

   if(chip.yy<=pageY)

     {chip.yy=pageY;

      chip.vy=vmin+vmax*Math.random();

     }





   if(chip.zz>=chip.zzmax)

     {chip.zz=chip.zzmax;

      chip.vz=-vmin-vmax*Math.random();

     }

   if(chip.zz<=1)

     {chip.zz=1;

      chip.vz=vmin+vmax*Math.random();

     }

}



var allChipsTimer=null;



function fixNNbug()

 {stopThemAll();

  window.location=location+"";

 }



var oldonload=null;



function runThemAll()

{if(document.layers)

   {window.onresize=fixNNbug;}

 setTimeout("runThemAll2()",300);

}





function runThemAll2()

{

 getPageSizes();

 if(pageH>0)

  {for(var i=0;i<allChips.length;i++)

        {allChips[i].move(i);

         moveChip(i);

         if(allChips[i].move3D) {rescaleChip(i);}

        }

  }

 setTimeout("runThemAll2()",100);

}



function stopThemAll()

{if(allChipsTimer!=null)

    {clearTimeout(allChipsTimer);}

}





function createRandomChips()

{if(document.layers || document.all)

 {var move3D=createRandomChips.arguments[0];

  var thelength = createRandomChips.arguments.length;

  for (var i = 1; i < thelength; i+=2)   

    {var im = createRandomChips.arguments[i];

     var lnk= createRandomChips.arguments[i+1];

     n=allChips.length;

     allChips[n] = new makeChip('rnd'+i,20,20,im,lnk,'_self',chipRandomMove);

     allChips[n].move3D=move3D;

    } 

 }

}



function createStarChips()

{var move3D=createStarChips.arguments[0];

 if(document.layers || document.all)

 {var thelength = createStarChips.arguments.length;

  for (var i = 1; i < thelength; i+=2)   

    {var im = createStarChips.arguments[i];

     var lnk= createStarChips.arguments[i+1];

     n=allChips.length;

     allChips[n] = new makeChip('star'+i,20,20,im,lnk,'_self',chipStarMove);

     allChips[n].move3D=move3D;

    } 

 }

}