function SetSelectedColor(cp)
{
	var urlframe = document.frames['t1'].location.href;

	if ( cp.toLowerCase() == 'random' ) cp = pooyaonline_ad_color;

	colorpos = urlframe.indexOf('ad_color');
	colorend = urlframe.indexOf('&' , colorpos);
	colorparam = urlframe.substring(colorpos,colorend);

	newcolorparam = 'ad_color=' + cp;
	newurlframe = urlframe.replace(colorparam , newcolorparam);
	document.frames['t1'].location = newurlframe;
	return true;
}