function openWindowMessage(strRoot, strMessage, strReturnTrue, strReturnFalse) 
	{
		if(!strReturnTrue)
			strReturnTrue = '';
		if(!strReturnFalse)
			strReturnFalse = '';

		var objBody = document.body; 

		var objDivCover = document.createElement("DIV");
		objDivCover.id = "divCoverBody";
		objDivCover.style.width = "100%";
		objDivCover.style.height = objBody.parentNode.scrollHeight+'px';
		objDivCover.style.zIndex = "998";

		var objDivCoverBodyPhoto = document.createElement("DIV");
		objDivCoverBodyPhoto.id = "divCoverBodyContent";
		objDivCoverBodyPhoto.style.width = "100%";
		objDivCoverBodyPhoto.style.textAlign = "center";
		objDivCoverBodyPhoto.style.zIndex = "999";
		
		numTop_01 = window.document.documentElement.scrollTop;
		numTop_02 = window.document.body.scrollTop;
		numTop = numTop_01 > numTop_02 ? numTop_01 : numTop_02;

		var objIframe = document.createElement("IFRAME");
		objIframe.style.marginTop = (numTop + 50) + 'px';
		objIframe.id = "ifrCoverBodyContent";
		objIframe.frameBorder = '0';
		objIframe.style.width = '500px';
		objIframe.style.height = '160px';
		objIframe.style.padding = '0px';
		objIframe.src = strRoot+'message.php?message='+strMessage+'&true='+strReturnTrue+'&false='+strReturnFalse;

		objBody.appendChild(objDivCover);
		objDivCoverBodyPhoto.appendChild(objIframe);
		objBody.appendChild(objDivCoverBodyPhoto);

		objIframe.src = strRoot+'message.php?message='+strMessage+'&true='+strReturnTrue+'&false='+strReturnFalse;
	}

	function closeWindowMessage()
	{
		parent.document.body.removeChild(parent.document.getElementById('divCoverBody'));
		parent.document.body.removeChild(parent.document.getElementById('divCoverBodyContent'));
	}