/////////////////////////////////////////////////////////////////
//
// JavaScript Shared Functions for EasyHTMLHelp
//
////////////////////////////////////////////////////////////////


//Create the chmfile object for each page
var chmfile = new Object();
    chmfile.fullname = "";
    chmfile.name = "";
    chmfile.path = "";
    chmfile.page = "";
getchmfile();

function getchmfile(){
        var ra, sl, a, X, Y, Z;
        ra = /:/;
        a = location.href.search(ra);
        sl = "::";
        Y = location.href.lastIndexOf(sl);
        if (a == 4) {           // file: or http: 
                Y = location.href.lastIndexOf("/");
                chmfile.page = unescape(location.href.substring(Y+1));
                if(location.href.substring(0,4) == "file"){
                        chmfile.path = unescape(location.href.substring(8, Y+1));
                        }
                }
        else    {
                if (a == 2) X = 14;     // mk:@MSITStore: 
                if (a == 7) X = 7;      // ms-its: 
                chmfile.fullname = unescape(location.href.substring(X, Y));
                Z = chmfile.fullname.lastIndexOf("\\");
                chmfile.path = unescape(chmfile.fullname.substring(0, Z+1));
                chmfile.name = unescape(chmfile.fullname.substring(Z+1));
                chmfile.page = unescape(location.href.substring(Y+3));
        }
//      alert(location.href+"\n\n"+"fullname="+chmfile.fullname+"\n"+"path="+chmfile.path+"\n"+"name="+chmfile.name+"\n"+"page="+chmfile.page);
}

function showpopup(){
        //Arguments: File_Reference,Width,Height
        var n = arguments.length;
        var reference = arguments[0];
        if (n>1) var w = arguments[1]; else w = 400;
        if (n>1) var h = arguments[2]; else h = 200;
        
        var features = 'width='+w+',height='+h;
        features += ',resizable=yes,location=no,scrollbars=yes,toolbar=no,status=no';
        //alert(features);
        pWindow=window.open(reference,'PopupWindow', features);
        pWindow.focus();
}


//Default mouseover script attaches to teh anchor tag
function swap(id,name)
{
  if (document.anchors(id))
    {
    var sHref = document.anchors(id).href;
    if (sHref.substring(sHref.length - 1) != "#")
      {
      if (document.images(id)) document.images(id).src=name;
      }
    }
  else
    {
    if (document.images(id)) document.images(id).src=name;
    }
}

//Alternative image swap function - require mouseover event to be added to the link tag
function imageswap(imgid,imgname){
   if (document.images(imgid)) {
        document.images(imgid).src=imgname;
   }
   else
        alert(imgid + " Not Found");
}

/////////////////////////////////////////////////////////////////
//
// End of JavaScript Shared Functions
//
/////////////////////////////////////////////////////////////////