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滚动条调制并改变背景的特效

发布时间：2023-12-19 编辑：jiaochengji.com

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提示：您可以先修改部分代码再运行

<html> <title>滚动条调制并改变背景的特效</title> <head> <style type=text/css>BODY { 	MARGIN: 25px 25px 25px } #all TD { 	FONT-SIZE: 12px; LINE-HEIGHT: 15px; FONT-FAMILY: "Verdana", "Arial","新宋体", "宋体" } INPUT { 	FONT-SIZE: 12px; LINE-HEIGHT: 15px; FONT-FAMILY: "Verdana", "Arial","新宋体", "宋体" } SELECT { 	FONT-SIZE: 12px; LINE-HEIGHT: 15px; FONT-FAMILY: "Verdana", "Arial","新宋体", "宋体" } P { 	FONT-SIZE: 12px; LINE-HEIGHT: 15px; FONT-FAMILY: "Verdana", "Arial","新宋体", "宋体" } TEXTAREA { 	FONT-SIZE: 12px; LINE-HEIGHT: 15px; FONT-FAMILY: "Verdana", "Arial","新宋体", "宋体" }  #all A:active { 	COLOR: #7d070c } #all A:visited { 	COLOR: #7d070c }  #all A:hover { 	COLOR: #336699 } #all A:link { 	COLOR: #7d070c } </style> <script language=JavaScript>  </script> <meta content="Microsoft FrontPage 6.0" name=GENERATOR> <style>.drag { 	CURSOR: hand; POSITION: relative } </style> </head> <body id=all text=#000000 bgcolor=#336699>       <table width="100%" border="0" cellpadding="8" height="124">         <tr>            <td align="center" height="17">            </td>         </tr>         <tr>            <td bgcolor="#f7f7f7" height="71">              <p>               <script language=JavaScript1.2> // Slider script by Ronald H. Jankowsky (http://www.lovehy.com), parts of code (draglayer, movelayer) by DynamicDrive.com // This script is free for use, please leave this notice intact var sPosition; var showPerc=100; document.onmousedown=dragLayer document.onmouseup=new Function("dragMe=false")  var Color= new Array(); Color[0] = "00"; Color[1] = "11"; Color[2] = "22"; Color[3] = "33"; Color[4] = "44"; Color[5] = "55"; Color[6] = "66"; Color[7] = "77"; Color[8] = "88"; Color[9] = "99"; Color[10] = "AA"; Color[11] = "BB"; Color[12] = "CC"; Color[13] = "DD"; Color[14] = "EE"; Color[15] = "FF";  // Demofunction to change bg-color by moving slider var rVal,gVal,bVal, cCol function chgBg() { 	cCol = document.bgColor; rVal=cCol.substr(1,2); gVal=cCol.substr(3,2); bVal=cCol.substr(5,2); 	ind = Math.round(showPerc/16); if (ind < 0) ind = 0; if (ind > 15) ind=15; // If more sliders are used, each of them has to be handled separately 	if (kObj.id =="knobImg") document.bgColor="#" Color[ind] gVal bVal; 	if (kObj.id =="knobImg1")  document.bgColor="#" rVal Color[ind] bVal; 	if (kObj.id =="knobImg2")  document.bgColor="#" rVal gVal Color[ind]; }  // Drag and move engine (original code by DynamicDrive.com), don't change unless explicitely indicated var dragMe=false, kObj, yPos,direction function moveLayer() { if (event.button==1 && dragMe) { 	oldY = kObj.style.pixelTop; kObj.style.pixelTop=temp2 event.clientY-yPos;  // Limit movement of knob to stay inside layer 	if (kObj.style.pixelTop > oldY) direction="dn"; else direction="up"; 	if (kObj.style.pixelTop < 2 && direction=="up") {kObj.style.pixelTop=2; direction="dn";} 	if (kObj.style.pixelTop > 102 && direction=="dn") {kObj.style.pixelTop=102; direction="up";} // Set working variable 'showPerc' depending on 100 or 250 scaling 	sPosition=kObj.style.pixelTop; showPerc = (perCent[0].checked) ? sPosition-2 : (sPosition-2)/2*5;  // The following line should be replaced by the function-call with the actual task to perform 	chgBg();  	return false; } } function dragLayer() { if (!document.all) return; if (event.srcElement.className=="drag")	{dragMe=true; kObj=event.srcElement; temp2=kObj.style.pixelTop; yPos=event.clientY; document.onmousemove=moveLayer; } } </script>               提示:这是一个颜色的调节器，现在本例子只简单的改变了背景的颜色，你完全可以将这使用方法应用到如聊天室的字体颜色等程序上，可以让你的应用增添色彩.<script language="JavaScript"> document.write("<font color=#7d070c style="font-size: 14px">" document.title "</font>"); </script><input  type=radio value=false name=perCent>               Prozent                 <input type=radio checked value=true   name=perCent>                255</p>              <div id=outerLyr   style="Z-INDEX: 1; LEFT: 233px; WIDTH: 23px; POSITION: absolute; TOP: 111px; HEIGHT: 120px; BACKGROUND-COLOR: #000000"><img class=drag id=knobImg   style="Z-INDEX: 3; LEFT: 2px; WIDTH: 20px; TOP: 100px; HEIGHT: 17px"   src="">                 <div id=innerLyr   style="Z-INDEX: 2; LEFT: 2px; WIDTH: 20px; POSITION: absolute; TOP: 2px; HEIGHT: 117px; BACKGROUND-COLOR: #777777">                   <div id=barLyr   style="Z-INDEX: 1; LEFT: 9px; WIDTH: 2px; POSITION: absolute; TOP: 5px; HEIGHT: 110px; BACKGROUND-COLOR: #000000"></div>                </div>              </div>              <div id=outerLyr1   style="Z-INDEX: 1; LEFT: 268px; WIDTH: 23px; POSITION: absolute; TOP: 111px; HEIGHT: 120px; BACKGROUND-COLOR: #000000"><img class=drag id=knobImg1   style="Z-INDEX: 3; LEFT: 2px; WIDTH: 20px; TOP: 100px; HEIGHT: 17px"   src="">                 <div id=innerLyr1   style="Z-INDEX: 2; LEFT: 2px; WIDTH: 20px; POSITION: absolute; TOP: 2px; HEIGHT: 117px; BACKGROUND-COLOR: #777777">                   <div id=barLyr1   style="Z-INDEX: 1; LEFT: 9px; WIDTH: 2px; POSITION: absolute; TOP: 5px; HEIGHT: 110px; BACKGROUND-COLOR: #000000"></div>                </div>              </div>              <div id=outerLyr2   style="Z-INDEX: 1; LEFT: 300px; WIDTH: 23px; POSITION: absolute; TOP: 111px; HEIGHT: 120px; BACKGROUND-COLOR: #000000"><img class=drag id=knobImg2   style="Z-INDEX: 3; LEFT: 2px; WIDTH: 20px; TOP: 100px; HEIGHT: 17px"   src="">                 <div id=innerLyr2   style="Z-INDEX: 2; LEFT: 2px; WIDTH: 20px; POSITION: absolute; TOP: 2px; HEIGHT: 117px; BACKGROUND-COLOR: #777777">                   <div id=barLyr2   style="Z-INDEX: 1; LEFT: 9px; WIDTH: 2px; POSITION: absolute; TOP: 5px; HEIGHT: 110px; BACKGROUND-COLOR: #000000"></div>                </div>                              </div>            </td>          </tr>        </table>  </head> </html>

提示：您可以先修改部分代码再运行

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