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滚动条调制并改变背景的特效

稿源：互联网 2022-04-16 23:49:48 点击： 1181 撤稿纠错

滚动条调制并改变背景的特效，跟调音量一样的啊。

以下讨论的是和特效相关的滚动条调制并改变背景的特效教程文章，内容是本站精心挑选整理的教程，希望对广大的网友给到帮助,下面是详细内容：

脚本代码(For Alixixi.com)如下:

<html>
<title>网页特效代码|JsCode.CN|---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>
<!--

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
 
            <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="../tempimgs/js/knob.jpeg">  
              <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="../tempimgs/js/knob.jpeg">  
              <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="../tempimgs/js/knob.jpeg">  
              <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>
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