some JS cleanup

diff --git a/stylesheets/wikibits.js b/stylesheets/wikibits.js
index e9c438a..70f0709 100644 (file)
--- a/stylesheets/wikibits.js
+++ b/stylesheets/wikibits.js
@@ -1,15 +1,5 @@
 // Wikipedia JavaScript support functions
 
-var clientVer = parseInt(navigator.appVersion); // Get browser version
-var clientPC = navigator.userAgent.toLowerCase(); // Get client info
-var is_ie = ((clientPC.indexOf("msie") != -1) && (clientPC.indexOf("opera") == -1));
-var is_nav = ((clientPC.indexOf('mozilla')!=-1) && (clientPC.indexOf('spoofer')==-1)
-                && (clientPC.indexOf('compatible') == -1) && (clientPC.indexOf('opera')==-1)
-                && (clientPC.indexOf('webtv')==-1) && (clientPC.indexOf('hotjava')==-1));
-var is_moz = 0;
-var is_win = ((clientPC.indexOf("win")!=-1) || (clientPC.indexOf("16bit") != -1));
-var is_mac = (clientPC.indexOf("mac")!=-1);
-
 // for enhanced RecentChanges
 function toggleVisibility( _levelId, _otherId, _linkId) {
        var thisLevel = document.getElementById( _levelId );
@@ -92,19 +82,19 @@ function insertTags(tagOpen, tagClose, sampleText) {
        var txtarea = document.editform.wpTextbox1;
        // IE
        if(document.selection) {
-               theSelection = document.selection.createRange().text;
+               var theSelection = document.selection.createRange().text;
                if(!theSelection) { theSelection=sampleText;}
                txtarea.focus();
                document.selection.createRange().text = tagOpen + theSelection + tagClose;
        // Mozilla
        } else if(txtarea.selectionStart || txtarea.selectionStart == '0') {
-               startPos = txtarea.selectionStart;
-               endPos = txtarea.selectionEnd;
-               myText = (txtarea.value).substring(startPos, endPos);
+               var startPos = txtarea.selectionStart;
+               var endPos = txtarea.selectionEnd;
+               var myText = (txtarea.value).substring(startPos, endPos);
                if(!myText) { myText=sampleText;}
                txtarea.value = txtarea.value.substring(0, startPos) + tagOpen + myText + tagClose + txtarea.value.substring(endPos, txtarea.value.length);
                txtarea.focus();
-               cPos=startPos+(tagOpen.length+myText.length+tagClose.length);
+               var cPos=startPos+(tagOpen.length+myText.length+tagClose.length);
                txtarea.selectionStart=cPos;
                txtarea.selectionEnd=cPos;
        // All others