function sm_show(){
	qips_$('sm_container').style.display = 'block';
}
function sm_addslashes(str){	
	return str
	.replace(/\\/g, '\\\\')
	.replace(/\'/g, '\\\'')
	.replace(/\"/g, '\\"')
	.replace(/\0/g, '\\0');
}
function sm_hide(){
	qips_$('sm_container').style.display = 'none';
}

function qips_$(id) {
	return document.getElementById(id);
}

function qips_rTrimString(myString) {
	qips_whitespace = '';
	var lastSign = myString.substring(myString.length-1);
	if( lastSign == ' ') {
		qips_whitespace = ' ';
		return myString.replace( /\s+$/g, "" );
	}
	else {
		return myString;	
	}
} 


function qips_code(qips_tag) {
	var aTag;
	aTag = ' ' + qips_tag + ' ';
	qips_insert(aTag);
	sm_hide();
}

function qips_insert(aTag)
{
	var input = qips_$('comment');
	input.focus();    
	
	if(typeof input.selectionStart != 'undefined') {
		var start = input.selectionStart;
		var end = input.selectionEnd;		
		
		var scrollTop = input.scrollTop;
		
		var insText = qips_rTrimString(input.value.substring(start, end));
		input.value = input.value.substr(0, start) + aTag + insText + qips_whitespace + input.value.substr(end);
		
		var pos;
		if (insText.length == 0) {
			pos = start + aTag.length;
		}
		else {
			pos = start + aTag.length + insText.length;
		}
		input.selectionStart = pos;
		input.selectionEnd = pos;
		input.scrollTop = scrollTop;
	}    
	else if(typeof document.selection != 'undefined') {
		var range = document.selection.createRange();
		var insText = qips_rTrimString(range.text);
		range.text = aTag + insText + qips_whitespace;
		
		range = document.selection.createRange();
		if (insText.length == 0) {
			range.move('character', 0);
		}
		else {
			range.moveStart('character', aTag.length + insText.length + qips_whitespace.length); 
		}
		range.select();
	}
}