029-键盘提交数据.html

<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8" />
<title></title>
<style>
#div1 {
	background: red;
	width: 50px;
	height: 50px;
	position: absolute;
}
</style>
<script>
/*
ctrlKey		返回布尔值默认为false,按下ctrl为true
altKey	
shiftKey	
*/

window.onload = window.onkeydown = function()
{
	var oTxt1 = document.getElementById("txt1");
	var oTxt2 = document.getElementById("txt2");
	var oBtn1 = document.getElementById("btn1");
	
	oBtn1.onclick = function ()
	{
		oTxt1.value += oTxt2.value + '\n';
		oTxt2.value = "";
	}
	oTxt2.onkeydown = function (ev)
	{
		var oEvent = ev || event;
		if(oEvent.ctrlKey && oEvent.keyCode == 13)
		{
			oTxt1.value += oTxt2.value + '\n';
			oTxt2.value = "";	
		}	
	}
}
</script>
</head>
<body>
<textarea id="txt1" rows="10" cols="40"></textarea><br/>
<input id="txt2" type="text" />
<input id="btn1" type="button" value="提交数据" />
</body>
</html>