First Ajax Example

hello.html页面：

< !DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">

	
		

		
	
	

			My first ajax program
		


	

hello.js文件：

function init(){
	var hello = document.getElementById("hello");
	var empty = document.getElementById("empty");

	hello.className = "declared";
	empty.innerHTML = "Programmed ajax string";
	empty.className = "programmed";
	empty.style.border = "solid green 2px";
	empty.style.width = "200px";
}

@CHARSET "UTF-8";
.programmed {
	color: red;
	font-family: system;
	font-style: bold;
	font-size: 24px
}

.declared {
	color: blue;
	font-family: arial;
	font-style: normal;
	font-size: 36px
}

效果图：