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// Wikipedia JavaScript support functions
// if this is true, the toolbar will no longer overwrite the infobox when you move the mouse over individual items
var noOverwrite=false;
var alertText;
var clientPC = navigator.userAgent.toLowerCase(); // Get client info
var is_gecko = ((clientPC.indexOf('gecko')!=-1) && (clientPC.indexOf('spoofer')==-1)
&& (clientPC.indexOf('khtml') == -1) && (clientPC.indexOf('netscape/7.0')==-1));
var is_safari = ((clientPC.indexOf('AppleWebKit')!=-1) && (clientPC.indexOf('spoofer')==-1));
var is_khtml = (navigator.vendor == 'KDE' || ( document.childNodes && !document.all && !navigator.taintEnabled ));
if (clientPC.indexOf('opera')!=-1) {
var is_opera = true;
var is_opera_preseven = (window.opera && !document.childNodes);
var is_opera_seven = (window.opera && document.childNodes);
}
// apply tagOpen/tagClose to selection in textarea,
// use sampleText instead of selection if there is none
// copied and adapted from phpBB
function insertTags(tagOpen, tagClose, sampleText) {
tagOpen = unescape(tagOpen);
tagClose = unescape(tagClose);
var txtarea = document.forms['mform1'].newcontent;
// IE
if(document.selection && !is_gecko) {
var theSelection = document.selection.createRange().text;
if(!theSelection) { theSelection=sampleText;}
txtarea.focus();
if(theSelection.charAt(theSelection.length - 1) == " "){// exclude ending space char, if any
theSelection = theSelection.substring(0, theSelection.length - 1);
document.selection.createRange().text = tagOpen + theSelection + tagClose + " ";
} else {
document.selection.createRange().text = tagOpen + theSelection + tagClose;
}
// Mozilla
} else if(txtarea.selectionStart || txtarea.selectionStart == '0') {
var startPos = txtarea.selectionStart;
var endPos = txtarea.selectionEnd;
var scrollTop=txtarea.scrollTop;
var myText = (txtarea.value).substring(startPos, endPos);
if(!myText) { myText=sampleText;}
if(myText.charAt(myText.length - 1) == " "){ // exclude ending space char, if any
subst = tagOpen + myText.substring(0, (myText.length - 1)) + tagClose + " ";
} else {
subst = tagOpen + myText + tagClose;
}
txtarea.value = txtarea.value.substring(0, startPos) + subst +
txtarea.value.substring(endPos, txtarea.value.length);
txtarea.focus();
var cPos=startPos+(tagOpen.length+myText.length+tagClose.length);
txtarea.selectionStart=cPos;
txtarea.selectionEnd=cPos;
txtarea.scrollTop=scrollTop;
// All others
} else {
var copy_alertText=alertText;
var re1=new RegExp("\\$1","g");
var re2=new RegExp("\\$2","g");
copy_alertText=copy_alertText.replace(re1,sampleText);
copy_alertText=copy_alertText.replace(re2,tagOpen+sampleText+tagClose);
var text;
if (sampleText) {
text=prompt(copy_alertText);
} else {
text="";
}
if(!text) { text=sampleText;}
text=tagOpen+text+tagClose;
document.infoform.infobox.value=text;
// in Safari this causes scrolling
if(!is_safari) {
txtarea.focus();
}
noOverwrite=true;
}
// reposition cursor if possible
if (txtarea.createTextRange) txtarea.caretPos = document.selection.createRange().duplicate();
}