element=null;

    	function element_change()
    	{
	       if(
		    	event.srcElement.name=='content' ||
			event.srcElement.name=='knew' ||
		    	event.srcElement.name=='description'
		)
		element=event.srcElement.name;else element=null;

	}

	function normal()
	{
		
  		if(element)
	     	document.selection.createRange().text='[N]'+document.selection.createRange().text+'[/N]';
	}

	function bold()
	{
		if(element)
	     	document.selection.createRange().text='[B]'+document.selection.createRange().text+'[/B]';
	}

	function italic()
	{
		if(element)
	     	document.selection.createRange().text='[I]'+document.selection.createRange().text+'[/I]';
	}

	function underline()
	{
		if(element)
	     	document.selection.createRange().text='[U]'+document.selection.createRange().text+'[/U]';
	}

   	function font(name)
	{
		if(element)
	     	document.selection.createRange().text='[FONT='+name+']'+document.selection.createRange().text+'[/FONT]';
	}

        function sized(name)
	{
		if(element)
	     	document.selection.createRange().text='[SIZE='+name+']'+document.selection.createRange().text+'[/SIZE]';
	}
        function sized(name)
	{
		if(element)
	     	document.selection.createRange().text='[SIZE='+name+']'+document.selection.createRange().text+'[/SIZE]';
	}
        function styled(name)
	{
		if(element)
	        document.selection.createRange().text='[STYLE='+name+']'+document.selection.createRange().text+'[/STYLE]';
	}

	function new_window(url,WH)
    	{
        	wnd=window.open(url,'blank' ,WH + ',location=no,scrollbars=yes,toolbar=no,menubar=no,status=no,left=0');
        	wnd.focus();
	}
	function str2m(x)
        {
                l=x.length;
                name='';
                document.write("<a href='mailto:");
                for(i=0; i<l; i++)
                {
                        k=x.charCodeAt(i);
                        c=String.fromCharCode(k-5);
                        name=name+c;
                        document.write(c);
                }
                document.write("'>"+name+"</a>");
        }