Mine

function writeHeader()
{
parent.mFrame.document.write('<­ script type="text/javascript">');
parent.mFrame.document.write("\n");­ 
parent.mFrame.document.write('wind­ ow.onload=function(){ printPage() }');
parent.mFrame.document.write("\n");­ 
parent.mFrame.document.write("\n");­ 
parent.mFrame.document.write('func­ tion printPage(){');
parent.mFrame.document.write("\n");­ 
parent.mFrame.document.write('wind­ ow.focus();');
parent.mFrame.document.write("\n");­ 
parent.mFrame.document.write('wind­ ow.print();');
parent.mFrame.document.write("\n");­ 
parent.mFrame.document.write('}');­ 
parent.mFrame.document.write("\n");­ 
parent.mFrame.document.write('<­ \/script> ');
}

}

function loadImg( couponpath )
{
parent.mFrame.document.write('<­ img src="' + imagepath+ '" />');
}

function closePage()
{
parent.mFrame.document.close();
}