Javascript 代码：【复制】 
var clientWidth = window.innerWidth /*W3C*/ || document.documentElement.clientWidth /*std IE*/ || document.body.clientWidth/*IE quirk mode*/;
var clientHeight = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight;

function makeMASK() {
	var maskDIV = document.createElement('div');
	maskDIV.id = 'DIV_MASK';
	maskDIV.style.position = 'absolute';
	maskDIV.style.filter = 'Alpha(Opacity=30)';
	maskDIV.style.opacity = 0.3;
	maskDIV.style.backgroundColor = '#000000';
	maskDIV.style.width = '100%';
	//maskDIV.style.height = window.document.documentElement.scrollHeight + 'px';
	maskDIV.style.height = clientHeight + 'px';
	if(clientHeight < window.document.documentElement.scrollHeight) {
		maskDIV.style.height = window.document.documentElement.scrollHeight + 'px';
	}
	maskDIV.style.top = '0px';
	maskDIV.style.left = '0px';
	maskDIV.style.zIndex = '1000';
	document.body.appendChild(maskDIV);
}

function maskDIVClose() {
	var mDIV = document.getElementById('DIV_MASK');
	if (mDIV) {
		document.body.removeChild(mDIV);
	}
}

function ShowDIV(divID,divTitle,divConType,divContent,dWidth,dHeight) {
	makeMASK();
	var iDiv = document.createElement('div');//虚拟一个DIV

	var divHeader = document.createElement('div');
	divHeader.id = divID+'_Header';
	
	if(divConType == 'URL') {
		if(navigator.userAgent.indexOf('MSIE') === -1) {
			var divBody = document.createElement('iframe');
		}
		else {
			var divBody = document.createElement('<iframe frameborder="0"></iframe>');
		}
	}
	else {
		var divBody = document.createElement('div');
	}
	divBody.id = divID+'_Body';
	
	iDiv.appendChild(divHeader);
	iDiv.appendChild(divBody);
	document.body.appendChild(iDiv);

	iDiv.id = divID;
	iDiv.style.position = 'fixed';
	iDiv.style.width = dWidth+'px';
	iDiv.style.zIndex = '1001';
	iDiv.style.border = '1px solid #8A0B00';
	iDiv.style.backgroundColor = '#ffffff';

	divHeader.innerHTML = '<div class="CSS_divHeader"><span style="float:left;">■ '+divTitle+'</span><span style="float:right;cursor:pointer;font-size:16px;" onclick="CloseDIV(\''+divID+'\')" title="关闭">×</span></div>';
	if(divConType == 'URL') {
		divBody.src = divContent;
		divBody.frameBorder = 0;
		divBody.width = '100%';
		divBody.height = dHeight;
		//divBody.style.hspace = '3px';
		//divBody.setAttribute('frameborder', '0', 0);
	}
	else {
		
		divBody.innerHTML = '<div class="CSS_divBody">'+divContent+'</div>';
		divBody.style.height = dHeight+'px';
		divBody.style.overflow = 'auto';
	}
	
	iDiv.style.top = Math.round((clientHeight - divBody.offsetHeight) / 2) + 'px';
	iDiv.style.left = Math.round((clientWidth - iDiv.offsetWidth) / 2) + 'px';

	return iDiv;
}

function CloseDIV(nDIV) {
	var nDIV = document.getElementById(nDIV);
	if (nDIV) {
		document.body.removeChild(nDIV);
	}
	maskDIVClose();
}