function getWidth(){//取得宽
	var strWidth,clientWidth,bodyWidth;
	clientWidth = document.documentElement.clientWidth;
	bodyWidth = window.screen.width;//document.body.scrollWidth;//document.body.clientWidth;
	if(bodyWidth > clientWidth){
		strWidth = bodyWidth + 20;
	} else {
		strWidth = clientWidth;
	}
	return strWidth;
}

function getHeight(){//取得高
	var strHeight,clientHeight,bodyHeight;
	clientHeight = document.documentElement.clientHeight;
	bodyHeight = document.body.scrollHeight;//document.body.clientHeight;
	if(bodyHeight > clientHeight){
		strHeight = bodyHeight + 30;
	} else {
		strHeight = clientHeight;
	}
	return strHeight;
}

function showScreen(){//锁屏

	var Element = document.getElementById('Message');
	var Elements = document.getElementById('Screen');
	if(Element==null||Elements==null){
		return false;
	}
	
	Elements.style.width = getWidth();
	Elements.style.height = getHeight();
	Element.style.display = 'block';
	Elements.style.display = 'block';
	
	var _selects = document.getElementsByTagName('select');
	for(var q=0;q<_selects.length;q++){
		_selects[q].disabled='true';
	}
	
}

function hideScreen(){//取消
	var Element = document.getElementById('Message');
	var Elements = document.getElementById('Screen');
	Element.style.display = 'none';
	Elements.style.display = 'none';
	
	var _selects = document.getElementsByTagName('select');
	for(var q=0;q<_selects.length;q++){
		_selects[q].disabled='';
	}
	
}

function showScreen2(){//锁屏

	var Element = document.getElementById('Message2');
	var Elements = document.getElementById('Screen');
	if(Element==null||Elements==null){
		return false;
	}
	 
	Elements.style.width = getWidth();
	Elements.style.height = getHeight();
	Element.style.display = 'block';
	Elements.style.display = 'block';
	
	var _selects = document.getElementsByTagName('select');
	for(var q=0;q<_selects.length;q++){
		_selects[q].disabled='true';
	}
	
	if(document.getElementById('tsAskText')!=null){
		document.getElementById('tsAskText').focus();
	}
	
}

function hideScreen2(){//取消
	var Element = document.getElementById('Message2');
	var Elements = document.getElementById('Screen');
	Element.style.display = 'none';
	Elements.style.display = 'none';
	
	var _selects = document.getElementsByTagName('select');
	for(var q=0;q<_selects.length;q++){
		_selects[q].disabled='';
	}
}