// Define the quick tags
bbcode = new Array();
bbtags = new Array('<b>','</b>','<i>','</i>','<u>','</u>','<strike>','</strike>','<blockquote>','</blockquote>','<p>','</p>','<li>','</li>','<img src="" class="webcam" border="0" alt="" />','','<a href=""target="new">','</a>','<div class="">','</div>');
imageTag = false;
// Replacement for arrayname.length property
function getarraysize(thearray) {
     for (i = 0; i < thearray.length; i++) {
          if ((thearray[i] == "undefined") || (thearray[i] == "") || (thearray[i] == null))
               return i;
          }
     return thearray.length;
}
// Replacement for arrayname.push(value) not implemented in IE until version 5.5
// Appends element to the array
function arraypush(thearray,value) {
     thearray[ getarraysize(thearray) ] = value;
}
// Replacement for arrayname.pop() not implemented in IE until version 5.5
// Removes and returns the last element of an array
function arraypop(thearray) {
     thearraysize = getarraysize(thearray);
     retval = thearray[thearraysize - 1];
     delete thearray[thearraysize - 1];
     return retval;
}
function checkForm(formObj) {
     formErrors = false;
     if (formObj.comment.value.length < 2) {
          formErrors = "You must enter a message!";
     }
     if (formErrors) {
          alert(formErrors);
          return false;
     } else {
          bbstyle(formObj, -1);
          //formObj.preview.disabled = true;
          //formObj.submit.disabled = true;
          return true;
     }
}
function emoticon(theSmilie) {
     if ((parseInt(navigator.appVersion) >= 4) && (navigator.appName == "Microsoft Internet Explorer"))
          theSelection = document.selection.createRange().text; // Get text selection
     if (theSelection) {
          // Add tags around selection
          document.selection.createRange().text = theSelection + theSmilie + ' ';
          formObj.comment.focus();
          theSelection = '';
          return;
     }
     document.post.comment.value += ' ' + theSmilie + ' ';
     document.post.comment.focus();
}
function bbfontstyle(formObj, bbopen, bbclose) {
     if ((parseInt(navigator.appVersion) >= 4) && (navigator.appName == "Microsoft Internet Explorer")) {
          theSelection = document.selection.createRange().text;
          if (!theSelection) {
               formObj.comment.value += bbopen + bbclose;
               formObj.comment.focus();
               return;
          }
          document.selection.createRange().text = bbopen + theSelection + bbclose;
          formObj.comment.focus();
          return;
     } else {
          formObj.comment.value += bbopen + bbclose;
          formObj.comment.focus();
          return;
     }
}
function bbstyle(formObj, bbnumber) {
     donotinsert = false;
     theSelection = false;
     bblast = 0;
     if (bbnumber == -1) { // Close all open tags & default button names
         while (bbcode[0]) {
               butnumber = arraypop(bbcode) - 1;
               formObj.comment.value += bbtags[butnumber + 1];
               buttext = eval('formObj.addbbcode' + butnumber + '.value');
               eval('formObj.addbbcode' + butnumber + '.value ="' + buttext.substr(0,(buttext.length - 1)) + '"');
          }
          formObj.comment.focus();
          return;
     }
     if ((parseInt(navigator.appVersion) >= 4) && (navigator.appName == "Microsoft Internet Explorer"))
         theSelection = document.selection.createRange().text; // Get text selection

    if (theSelection) {
          // Add tags around selection
          document.selection.createRange().text = bbtags[bbnumber] + theSelection + bbtags[bbnumber+1];
          formObj.comment.focus();
          theSelection = '';
          return;
    }
     // Find last occurance of an open tag the same as the one just clicked
     for (i = 0; i < bbcode.length; i++) {
          if (bbcode[i] == bbnumber+1) {
               bblast = i;
               donotinsert = true;
          }
     }
    if (donotinsert) {          // Close all open tags up to the one just clicked & default button names
         while (bbcode[bblast]) {
                    butnumber = arraypop(bbcode) - 1;
                    formObj.comment.value += bbtags[butnumber + 1];
                    buttext = eval('formObj.addbbcode' + butnumber + '.value');
                    eval('formObj.addbbcode' + butnumber + '.value ="' + buttext.substr(0,(buttext.length - 1)) + '"');
                    imageTag = false;
               }
               formObj.comment.focus();
              return;
     } else { // Open tags
          if (imageTag && (bbnumber != 14)) {          // Close image tag before adding another
              formObj.comment.value += bbtags[15];
               lastValue = arraypop(bbcode) - 1;     // Remove the close image tag from the list
               formObj.addbbcode14.value = "image";     // Return button back to normal state
               imageTag = false;
          }
         // Open tag
          formObj.comment.value += bbtags[bbnumber];
          if ((bbnumber == 14) && (imageTag == false)) imageTag = 1; // Check to stop additional tags after an unclosed image tag
          arraypush(bbcode,bbnumber+1);
          eval('formObj.addbbcode'+bbnumber+'.value += "*"');
          formObj.comment.focus();
          return;
     }

}