function openViewWindow(catno) {
	viewWindow=window.open("", "viewwin", "width=450, height=500, resizable=yes, scrollbars=yes,left=100,top=50")
	viewWindow.close();
	viewWindow=window.open("", "viewwin", "width=450, height=500, resizable=yes, scrollbars=yes,left=100,top=50")
	framecode="<TITLE>Westerleigh Publications - Preview Window</TITLE>"
	framecode = framecode + "<frameset rows='90,*'>"
	framecode = framecode + "<frame name='header' target='_self' src='viewhead.asp?catno=" + catno + "' scrolling='no' noresize>"
	framecode = framecode + "<frame name='main' target='main' src='scores/" + catno + ".pdf' scrolling='yes' noresize>"
	framecode = framecode + "<noframes>"
	framecode = framecode + "<body>"
	framecode = framecode + "<p>This page uses frames, but your browser does not support them.</p>"
	framecode = framecode + "</body>"
	framecode = framecode + "</noframes>"
	framecode = framecode + "</frameset>"
	viewWindow.document.write(framecode);
	viewWindow.document.close();
}
function closeViewWindow() {
	viewWindow=window.open("", "viewwin", "width=450, height=500, resizable=yes, scrollbars=yes,left=100,top=50")
	viewWindow.close();
}
function openLinkWindow(linkid,url) {
	linkWindow=window.open("", "linkwin", "width=450, height=500, resizable=yes, scrollbars=yes,left=100,top=50")
	linkWindow.close();
	linkWindow=window.open("", "linkwin", "width=450, height=500, resizable=yes, scrollbars=yes,left=100,top=50");
	framecode="<TITLE>Westerleigh Publications - Preview Window</TITLE>"
	framecode = framecode + "<frameset rows='90,*'>"
	framecode = framecode + "<frame name='header' target='_self' src='linkhead.asp?linkid=" + linkid + "' scrolling='no' noresize>"
	framecode = framecode + "<frame name='main' target='main' src='" + url + "' scrolling='yes' noresize>"
	framecode = framecode + "<noframes>"
	framecode = framecode + "<body>"
	framecode = framecode + "<p>This page uses frames, but your browser does not support them.</p>"
	framecode = framecode + "</body>"
	framecode = framecode + "</noframes>"
	framecode = framecode + "</frameset>"
	linkWindow.document.write(framecode);
	linkWindow.document.close();
}
function closeLinkWindow() {
	linkWindow=window.open("", "linkwin", "width=450, height=500,left=100,top=50")
	linkWindow.close()
}
function goto_page(url) {
	location.href=(url)
}
function set_focus() {
	if (document.mainform) {
		document.mainform.elements[0].focus();
	}
}
function getFileExtension(filePath) { //v1.0
  fileName = ((filePath.indexOf('/') > -1) ? filePath.substring(filePath.lastIndexOf('/')+1,filePath.length) : filePath.substring(filePath.lastIndexOf('\\')+1,filePath.length));
  return fileName.substring(fileName.lastIndexOf('.')+1,fileName.length);
}

function checkFileUpload(form,extensions) { //v1.0
  document.MM_returnValue = true;
  if (extensions && extensions != '') {
    for (var i = 0; i<form.elements.length; i++) {
      field = form.elements[i];
      if (field.type.toUpperCase() != 'FILE') continue;
      if (field.value == '') {
        alert('File is required!');
        document.MM_returnValue = false;field.focus();break;
      }
      if (extensions.toUpperCase().indexOf(getFileExtension(field.value).toUpperCase()) == -1) {
        alert('This file is not allowed for uploading!');
        document.MM_returnValue = false;field.focus();break;
  } } }
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_nbGroup(event, grpName) { //v3.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : args[i+1];
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    if ((nbArr = document[grpName]) != null)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = args[i+1];
      nbArr[nbArr.length] = img;
  } }
}

function MM_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}
