function setIFrameHeight(iframe) {
    var height;
	try {
	    height = iframe.contentWindow.document.body.scrollHeight;
	    if (height == undefined) {throw '';}
    }
    catch(e) {
        try {
	        height = iframe.contentWindow.document.body.innerHeight;
	        if (height == undefined) {throw '';}
        }
        catch(e) {
            try {
	            height = iframe.contentWindow.document.body.clientHeight;
	            if (height == undefined) {throw '';}
            }
            catch(e) {
            }
        }
    }
    
    if (height != undefined) {
        iframe.style.height = height + 'px';
    }
    else {
        iframe.style.height = '300px';
    }
}