<!--

  /* Zooming link script by Paul Anderson, copyright 2001 CNET Builder.com.
     May be freely used with attribution. Not for resale. All rights reserved. 
     Make a link zoom open by adding the event handler
     
     onclick="zoomBox(event,this);return false"
     
     To zoom into a new, positioned window add width, height, left, and top
     
     onclick="zoomBox(event,this,640,480,100,50);return false"
     */

  var maxW,maxH,fromX,fromY,toX,toY,adjX,adjY,zBox,zStep=0,zLink,zNew;

  function zoomBox(evt,zlink,maxw,maxh,tox,toy) {
  if (arguments.length > 2) zNew=1;
  scrollH=(window.pageYOffset!=null)?window.pageYOffset:document.body.scrollTop;
  maxW=maxw?maxw:window.innerWidth?innerWidth:document.body.clientWidth;
  maxH=maxh?maxh:window.innerHeight?innerHeight:document.body.clientHeight;
  toX=tox?tox:0;
  toY=(toy?toy:0)+scrollH;
  fromX=evt.pageX?evt.pageX:evt.clientX;
  fromY=(evt.pageY?evt.pageY:evt.clientY)+(document.all?scrollH:0);
  adjX=toX+evt.screenX-fromX;
  adjY=toY+evt.screenY-fromY;
  if (document.createElement && document.body.appendChild && !zBox) {
          zBox=document.createElement("div");
          zBox.style.position="absolute";
          document.body.appendChild(zBox);
  } else if (document.all && !zBox) {
          document.all[document.all.length-1].outerHTML+='<div id="zBoxDiv" style="position:absolute"></div>';
          zBox=document.all.zBoxDiv;
  } else if (document.layers && !zBox) {
          zBox=new Layer(maxW);
          zBox.style=zBox;
          }
  zLink=zlink;
  doZoom();
  }

  function doZoom() {
  zStep+=1;
  zPct=(10-zStep)/10
  if (document.layers) {
          zBox.moveTo(toX+zPct*(fromX-toX),toY+zPct*(fromY-toY));
          zBox.document.open();
          zBox.document.write("<table width='"+maxW*(1-zPct)+"' height="+maxH*(1-zPct)+" border=2 cellspacing=0><tr><td></td></tr></table>");
          zBox.document.close();
          } else {
          zBox.style.border="2px solid #999999";
          zBox.style.left=toX+zPct*(fromX-toX);
          zBox.style.top=toY+zPct*(fromY-toY);
          zBox.style.width=maxW*(1-zPct);
          zBox.style.height=maxH*(1-zPct);
          }
  zBox.style.visibility="visible";
  if (zStep < 10) setTimeout("doZoom("+fromX+","+fromY+","+toX+","+toY+")",30);
  else {
          zBox.style.visibility='hidden';
          zStep=0;
          if (zLink && !zNew) location.href=zLink.href;
          else if (zLink && zNew) {
                  var w=window.open(zLink.href,'','width='+maxW+',height='+maxH+',left='+adjX+',top='+adjY+',scrollbars,resizable');
                  zNew=null;
                  }
          }
  }

  //-->
