function preview(lang,strlink,id,fid,url){
	var f=document.all[fid];
	if(document.all[strlink].innerHTML.indexOf('[Preview]')>=0)
	{
		f.setAttribute("src",url);
		f.setAttribute("height","250");
		f.setAttribute("width","99%");
		f.style.border = "solid #000000 1px;";
		f.style.margin = "4px 0px 0px 0px";
		
		if(lang=="nl") 
		{
			document.all[strlink].innerHTML='[Sluiten]';
		} 
		else 
		{
		 	document.all[strlink].innerHTML='[Close]';
		}
		
		f.focus();
	}
	else
	{
		f.setAttribute("src","");
		f.setAttribute("height","0");
		f.setAttribute("width","0");
		f.style.border = "";
		f.style.margin = "";
		document.all[strlink].innerHTML='[Preview]';
	}
}