/* --------- nav bar scripts --------- modified 22 February 2009 --------- */
// toggle various date pages
// starting values
var currentPage="pg1", prevBorderObj;           // global
// onclick handler
 function showDate(obj,ref,pageLength)
  { 
  // clear current page 
    var elem=document.getElementById(currentPage);
    elem.style.display="none";
  // adjust bdr_bdy height and blkL height
    elem=document.getElementById("bdr_bdy");
    elem.style.height=pageLength+"px";
    elem=document.getElementById("blkL");
    elem.style.height=(pageLength-300)+"px";
// adjust cont block and baseFrm based on page height
   var elem2=document.getElementById("cont");
   elem2.style.top=(pageLength-150)+"px";
   var elem3=document.getElementById("baseFrm");
   elem3.style.top=(pageLength-160)+"px";
  // display selected page
    elem=document.getElementById(ref);
    elem.style.display="block";
  // set new page ref
    currentPage=ref;
//
// NOTE: ------ to avoid errors in Opera on setting border colour set TD vertical-align:0px; ----------
 // clear prev bdr
    prevBorderObj.style.border="1px solid #000000";
// set new border
    obj.style.border="1px solid #FF0000";
    prevBorderObj=obj;                             // ref to object border   
  }
// --------------
// nav bar mouseover 
 function chg(obj,numb)
  { var bkg=(numb==1)? "#FFF" : "#DCF3FC";    // first one is hilite
    var col=(numb==1)? "#C2548B" : "#000";
    obj.style.backgroundColor=bkg;
    obj.style.color=col;
    return true;
  }  
// ----------
// top bar mouseover 
 function chgT(obj,numb)
  { var bkg=(numb==1)? "#EFC2E4" : "#FFF";    // first one is hilite // bkground
    var col=(numb==1)? "#000080" : "#000";    // first one is hilite // color
    obj.style.backgroundColor=bkg;
    obj.style.color=col;
    return true;
  }  
// -------------
// change page 
 function toPg(ref)
  { window.location.href=ref;
    return true;
  }
// --------------  
// set initial border colour
 function init()
 { //NOTE: set td vertical-align:0px to avoid errors in border colour for Opera browser ----- NOTE
    var elem=document.getElementById("firstBdr");
    elem.style.border="1px solid #FF0000";
    prevBorderObj=elem;
   }
// ----------------   
// generate window to dissplay pdf file
var newWindow=null;      //global
function toWindow(pgRef)
 { if(newWindow&&newWindow.focus&&!newWindow.closed){newWindow.focus()}
    newWindow=window.open(pgRef, "newWind", "width=600,height=400,left=250,top=80,resizable");
    newWindow.focus();     
 } 
// ----------