function toggle(div_id) {
	var el = document.getElementById(div_id);
	//if ( el.style.display == 'none' ) {	el.style.display = 'block';}
	//else {el.style.display = 'none';}
	div_idJq = '#' + div_id;
	if (div_id == 'blanket' && el.style.display == 'none') {
		$(div_idJq).fadeTo('fast', .65) // for stupid ie<9
		if (div_id == "popUpDivAddToCart") {
			setTimeout('document.getElementById(\'reloadIE\').src=\'/images/icons/loader-horiz-progress.gif\'', 300); //for stupid ie
		}
	}
	else {
    $(div_idJq).fadeToggle('fast')};
};

function popUpHideAll() {
	$('#blanket').fadeOut('fast');
	$('div[id^=popUpDiv]:visible').fadeOut('fast');
};

function blanket_size(popUpDivVar, blanketheight) {
	if (typeof window.innerWidth != 'undefined') {
		viewportheight = window.innerHeight;
	} else {
		viewportheight = document.documentElement.clientHeight;
	}
	if ((viewportheight > document.body.parentNode.scrollHeight) && (viewportheight > document.body.parentNode.clientHeight)) {
		blanket_height = viewportheight;
	} else {
		if (document.body.parentNode.clientHeight > document.body.parentNode.scrollHeight) {
			blanket_height = document.body.parentNode.clientHeight;
		} else {
			blanket_height = document.body.parentNode.scrollHeight;
			//blanket_width = document.body.parentNode.scrollWidth; good only for ie6
		}
	}
	var scrollToTop = document.body.parentNode.scrollTop;
	var blanket = document.getElementById('blanket');
	blanket.style.height = blanket_height + 'px';
	var popUpDiv = document.getElementById(popUpDivVar);
	//don't want vertical exactly center
	popUpDiv_height = (viewportheight/2 - 165) + scrollToTop;
	//alert (popUpDiv_height);
	popUpDiv.style.top = popUpDiv_height + 'px';
}

function window_pos(popUpDivVar) {
	if (typeof window.innerWidth != 'undefined') {
		viewportwidth = window.innerWidth;
	} else {
		viewportwidth = document.documentElement.clientWidth;
	}
	if ((viewportwidth > document.body.parentNode.scrollWidth) && (viewportwidth > document.body.parentNode.clientWidth)) {
		window_width = viewportwidth;
	} else {
		if (document.body.parentNode.clientWidth > document.body.parentNode.scrollWidth) {
			window_width = document.body.parentNode.clientWidth;
		} else {
			window_width = document.body.parentNode.scrollWidth;
		}
	}
	var popUpDiv = document.getElementById(popUpDivVar);
	//150 is half popup's width
	window_width = window_width/2-165;
	popUpDiv.style.left = window_width + 'px';
}

function popup(windowname, blanketheight) {
    //alert(blanketheight);
	blanket_size(windowname, blanketheight);
	window_pos(windowname);
	toggle('blanket');
	toggle(windowname);
}

function popup2(windowname, blanketheight) {
    //alert(blanketheight);
	blanket_size(windowname, blanketheight);
	window_pos(windowname);
	toggle('blanket');
	toggle(windowname);		
}

function popup3(windowname, blanketheight) {
    //alert(blanketheight);
	blanket_size(windowname, blanketheight);
	window_pos(windowname);
	toggle('blanket');
	toggle(windowname);		
}