function showlink(id){
document.htmllink.style.cursor='help';

var clear="";
var link1="<font face='Verdana' size='2'><a title='visit www.fishtankforum.co.uk' target='_blank' href='http://www.fishtankforum.co.uk'>Fish Tank Forum</a></font>";
var link2="<a title='visit www.fishtankforum.co.uk' target='_blank' href='http://www.fishtankforum.co.uk'><img border='0' src='http://www.fishtankforum.co.uk/images/gif_ftf_banner.gif' width='468' height='63'></a>";
var link3="<a title='visit www.fishtankforum.co.uk' target='_blank' href='http://www.fishtankforum.co.uk'><img border='0' src='http://www.fishtankforum.co.uk/images/ftfbanner_88x31.gif' width='88' height='31'></a>";

	if(id=='1') document.htmllink.code.value= link1;
	else if(id=='2') document.htmllink.code.value= link2;
	else if(id=='3') document.htmllink.code.value= link3;
	else document.htmllink.code.value= clear;
}