//fuctions used by addpost.aspx

function MozillaInsertText(element, text, pos) 
{
    element.value = element.value.slice(0,pos)+text+element.value.slice(pos);
}

function AddTag(t1,t2)
{
	if (is_ie5up)
	{
		if (document.selection)
		{
	    document.forms.Form1.tbMsg.focus();

		  var txt = document.forms.Form1.tbMsg.value;
		  var str = document.selection.createRange();

		  if (str.text == "")
			{
			        str.text = t1 + t2;
		  }
			else if (txt.indexOf(str.text) >= 0)
			{
	        str.text = t1 + str.text + t2;
			}
			else
			{
			        document.forms.Form1.tbMsg.value = txt + t1 + t2;
		        }
			str.select();
		}
	} 
	else if (is_nav4up)
	{
		var element = document.forms.Form1.tbMsg;
		var sel_start = element.selectionStart;
		var sel_end = element.selectionEnd;
		MozillaInsertText(element, t1, sel_start);
		MozillaInsertText(element, t2, sel_end+t1.length);
		element.selectionStart = sel_start;
		element.selectionEnd = sel_end+t1.length+t2.length;
		element.focus();    
	}    
	else
	{
		document.forms.Form1.tbMsg.value = document.forms.Form1.tbMsg.value + t1 + t2;
	}
}

function StripHtml(strInput)
{
	var regexpression = /<\S[^>]*>/g;
	strInput = strInput.replace(regexpression,"");
	return strInput;
}