/* ---------------- create very large image --------------- modified 28 may 2010  ------------- */
// toggles expand button
 function getNxt(obj,numbr)
  { var oldSrc=obj.src;
    var pnt=(numbr==1)?2 : 1;
    var newSrc=oldSrc.replace("_"+numbr,"_"+pnt);
    obj.src=newSrc;
 }
// -------------------
// expand mid pics to very large pics
 function expLg()
  {   // get ref to pgCover obj
    var pgCoverObj=document.getElementById("pgCover"); 
    pgCoverObj.style.zIndex=8;      // raise page cover over all layers
    pgCoverObj.style.display="block";
   // insert very large image and associated text
   var indx=thisPicObjRef.name;     // index of picture
   var oldSrc=document[indx].src;
   var newSrc=oldSrc.replace("_sml","_vLg");
   var build='<div id="topBlock">\n<img border="0" src="images/back_1.jpg" onmouseover="getNxt(this,1)" onmouseout="getNxt(this,2)" onclick="goBack()" width="99" height="43"><\/div>\n';
// check if short description in T array ( allows this script to be used in both Gallery and Exhibitions pages)
 var getTitL=(typeof T[indx].titLShort=="undefined")?T[indx].titL : T[indx].titLShort; 
   build+='<p class="p10">'+getTitL+'<\/p>\n';
// Note: loader gif is target here , not its parent div as in expand thumbnails script
   build+='<p><img  id="ldr2" class="upTop" border="0" src="images/loader.gif" width="10" height="112"><img class="bbdr2" src="'+newSrc+'" onload="setTimeout(\'loaded2()\',500)" width="'+T[indx].wideVL+'" height="'+T[indx].highVL+'"><\/p>\n';   
   build+='<p class="a12S">Copyright (c) Kendall Perkins 2009 - 2010<\/p>\n';
   pgCoverObj.innerHTML=build;
  }
// --------- 
// go back to main page after expanding image
 function goBack()
  { var pgCoverObj=document.getElementById("pgCover"); 
    pgCoverObj.style.zIndex=1;      // lower page cover
    pgCoverObj.innerHTML="";
    pgCoverObj.style.display="none";
  }
// ---------------------------
// hide loading bar display
 function loaded2() { document.getElementById("ldr2").style.visibility="hidden";   } 
// --------------------------