java脚本即用特效源码从入门到精通帮你渡过难关

								
				   1.  把数据复制到你的Html文件的Body标记下   -->
				
				
				
				
				
				
				
				
				
								var how_many_ads = 2;
				var now = new Date()
				var sec = now.getSeconds()
				var ad = sec % how_many_ads;
				ad +=1;
				if (ad==1) {
				txt="欢迎到上海科学技术出版社来";
				url="http://www.sstp.com.cn";
				alt="上海科学技术出版社";
				banner="sstpdong1.gif";
				width="350";
				height="54";
				}
				if (ad==2) {
				txt="上海科技精品电脑图书";
				url="http://www.sstp.com.cn/computer.htm";
				alt="上海科技精品电脑图书";
				banner="computer.gif";
				width="440";
				height="54";
				}
				document.write('');
				document.write('');
				document.write('				document.write(width + ' height=' + height + ' ');
				document.write('alt=\"' + alt + '\" border=0>');
				document.write('' + txt + '');
				document.write('');
				// End -->