function iw_open_window(link,window_name,width,height,resizable,scrollbars)
{return window.open(link,window_name,'toolbar=no,location=no,status=no,menubar=0,scrollbars='+scrollbars+',resizable='+resizable+',height='+height+',width='+width+',top='+(screen.height-height)/2+',left='+(screen.width-width)/2+',copyhistory=no');}
function iw_set_preview_mode()
{if(window.iw_preview_mode_message===undefined){window.iw_preview_mode_message='Please define "var iw_preview_mode_message" in your templates';}
var links=document.getElementsByTagName('a');for(var i=0;i<links.length;i++){links[i].href='javascript:void(0);';links[i].onclick=function(){alert(window.iw_preview_mode_message);return false;}}
var forms=document.getElementsByTagName('form');for(var i=0;i<forms.length;i++){forms[i].onsubmit=function(){alert(window.iw_preview_mode_message);return false;}}}