var isSafari = navigator.userAgent.indexOf("Safari") > -1;
function setIFrameHeight(iframeId, iframeContentHeight, mainContentBlock, heightAdjustment, minHeight)
{
	var minHeight = (minHeight) ? minHeight : 666;
	var iframeContentHeight = (iframeContentHeight < minHeight) ? minHeight : iframeContentHeight;
	top.document.getElementById(iframeId).style.height = iframeContentHeight + "px";
	mainContentBlock.style.height  = iframeContentHeight + heightAdjustment + "px";
}