function doURL(obj)
{
var sel;
textarea = document.getElementById(obj);
var url = prompt('Enter the URL:','http://');
var scrollTop = textarea.scrollTop;
var scrollLeft = textarea.scrollLeft;
 
if (url != '' && url != null) {
 
	if (document.selection) 
			{
				textarea.focus();
				var sel = document.selection.createRange();
 
				if(sel.text==""){
					sel.text = '<a href="' + url + '">' + url + '</a>';
					} else {
					sel.text = '<a href="' + url + '">' + sel.text + '</a>';
					}
				//alert(sel.text);
 
			}
   else 
    {
		var len = textarea.value.length;
	    var start = textarea.selectionStart;
		var end = textarea.selectionEnd;
 
		var sel = textarea.value.substring(start, end);
 
		if(sel==""){
		sel=url; 
		} else
		{
        var sel = textarea.value.substring(start, end);
		}
	    //alert(sel);
 
 
		var rep = '<a href="' + url + '">' + sel + '</a>';;
        textarea.value =  textarea.value.substring(0,start) + rep + textarea.value.substring(end,len);
		textarea.scrollTop = scrollTop;
		textarea.scrollLeft = scrollLeft;
	}
 }
 
 
}

php_flag magic_quotes_gpc off

if ( get_magic_quotes_gpc () ){
function traverse ( &$arr ){
if ( !is_array ( $arr ) ) return;
foreach ( $arr as $key => $val )
is_array ( $arr[$key] ) ? traverse ( $arr[$key] ) : ( $arr[$key] = stripslashes ( $arr[$key] ));
}
$gpc = array ( &$_GET, &$_POST, &$_COOKIE, &$_REQUEST );
traverse ( $gpc );
}

function ChkMail($str){
	if(filter_var($str, FILTER_VALIDATE_EMAIL)) {
    	return true;
	}else{
    	return false;
	}
}