function copyT(code)
{if (typeof(document.getElementById('tex').caretPos) != 'undefined'){
if (window.getSelection) {text=window.getSelection()}
else if (document.selection) {text=document.selection.createRange().text;}
text='['+code+']'+text+'[/'+code+']'
}
else if (typeof(document.getElementById('tex').selectionStart) != 'undefined')
{
text = document.getElementById('tex').value.substring(document.getElementById('tex').selectionStart,document.getElementById('tex').selectionEnd)
text='['+code+']'+text+'[/'+code+']'
}
}
function copyTC(cl)
{if (typeof(document.getElementById('tex').caretPos) != 'undefined'){
if (window.getSelection) {text=window.getSelection()}
else if (document.selection) {text=document.selection.createRange().text;}
text='['+cl+']'+text+'[/'+cl+']'
}
else if (typeof(document.getElementById('tex').selectionStart) != 'undefined')
{
text = document.getElementById('tex').value.substring(document.getElementById('tex').selectionStart,document.getElementById('tex').selectionEnd)
text='['+cl+']'+text+'[/'+cl+']'
}
}
function storeCaret(element)
{
if (typeof(document.selection) != 'undefined' && typeof(document.selection.createRange) != 'undefined')
element.caretPos=document.selection.createRange().duplicate();
}
function insTxt()
{ var element = document.getElementById("tex")
if (!element)
return;
element.focus();
if (typeof(element.caretPos) != 'undefined')
element.caretPos.text = text;
else if (typeof(element.selectionStart) != 'undefined')
{
var newPos = element.selectionEnd + text.length;
element.value = element.value.substring(0, element.selectionStart) + text + element.value.substring(element.selectionEnd, element.value.length);
element.setSelectionRange(newPos, newPos);
}
else
element.value += text;
}