网页中某一区域的颜色变化

<html>

<head>

<title>仿Office 2003的工具条</title>

var listnum=0;

var menu_height;

var menu_width;

var menu_left;

var menu_top;

var topMar = 1;

var leftMar = -2;

var space = 1;

var isvisible;

function listbox(listname,buttonname,valuename)

{

this.listname=listname

this.buttonname=buttonname

this.valuename=valuename

}

function listaction(obj,action,showlist,scroll,tw)

{

num=obj.id.charAt(obj.id.length-1)

if (!scroll) {scroll=0}

if (!tw) {tw=105}

listbox=eval(lb[num].listname)

listbutton=eval(lb[num].buttonname)

listvalue=eval(lb[num].valuename)

switch (action)

{

case 0:

listbox.className="getlist";listbutton.className="listover"

break;

case 1:

if (listbox.gf=="0")

{listbox.className="lostlist";listbutton.className="menubar"}

break;

case 2:

for (i=0;i<lb.length;i++)

{

if (num!=i.toString()){

nlistbox=eval(lb[i].listname)

nlistbutton=eval(lb[i].buttonname)

nlistvalue=eval(lb[i].valuename)

nlistbox.className="lostlist";nlistbutton.className="menubar"

nlistbox.gf="0"

}

ShowMenu(listbox,showlist,tw,scroll);listbox.className="getlist";listbox.gf="1"

listnum=num;

break;

}

function HideMenu()

{

var mX;

var mY;

var vDiv;

var mDiv;

if (isvisible == true)

{

vDiv = document.all("listDiv");

mX = window.event.clientX + document.body.scrollLeft;

mY = window.event.clientY + document.body.scrollTop;

if ((mX < parseInt(vDiv.style.left)) || (mX > parseInt(vDiv.style.left)+vDiv.offsetWidth) ||

(mY < parseInt(vDiv.style.top)-menu_height) || (mY > parseInt(vDiv.style.top)+vDiv.offsetHeight)) {

vDiv.style.visibility = "hidden";

isvisible = false;

}

if (isvisible==false)

{

for (i=0;i<lb.length;i++)

{

listbox=eval(lb[i].listname)

listbutton=eval(lb[i].buttonname)

listvalue=eval(lb[i].valuename)

listbox.className="lostlist";listbutton.className="menubar"

listbox.gf="0"

}

function ShowMenu(obj,vMnuCode,tWidth,scroll) {

vMnuCode = "<table id='submenu' cellspacing=0 cellpadding=0 bgcolor=#ffffff border=0 style='width:"+tWidth +

";border-collapse: collapse' class='listDiv'><tr height=23><td nowrap align=left>" +

vMnuCode + "</td></tr></table>";

menu_height = obj.offsetHeight;

menu_width = obj.offsetWidth;

menu_left = obj.offsetLeft + leftMar+2;

menu_top = obj.offsetTop + topMar + menu_height + space-3;

vParent = obj.offsetParent;

while (vParent.tagName.toUpperCase() != "BODY")

{

menu_left += vParent.offsetLeft;

menu_top += vParent.offsetTop;

vParent = vParent.offsetParent;

}

listDiv.innerHTML = vMnuCode;

listDiv.style.top = menu_top;

listDiv.style.left = menu_left;

if (scroll==0) {listDiv.style.overflow="visible";listDiv.style.width=tWidth}

else {listDiv.style.overflow="scroll";listDiv.style.width=tWidth+18}

listDiv.style.visibility = "visible";

var cssopaction=submenu.filters[0].opacity

submenu.filters[0].opacity=0;

submenu.filters[1].Apply();

submenu.filters[0].opacity=100;

submenu.filters[1].Play();

isvisible = true;

}

function menuitem(lightcolor,normalcolor,icon,title,url)

{

this.lightcolor=lightcolor

this.normalcolor=normalcolor

this.icon=icon

this.title=title

this.url=url

}

function bulidmenu(arrayname)

{

var menuarray=eval(arrayname)

menucontent='<table border="0" width="100%">'

for (i=0;i<menuarray.length;i++)

{

if (menuarray[i].title!="_line")

{

if (menuarray[i].url!="_disable"){css="getitem"}else{css="lostitem"}

if (menuarray[i].icon.length==0)

{

content='<table cellspacing="0" cellpadding="0"><tr><td style="text-indent:4px" class="'+css+'">'+menuarray[i].title+'</td></tr></table>'

}

else

{

content='<table cellspacing="0" cellpadding="0"><tr><td width="20" nowrap><img src="'+menuarray[i].icon+'"></td><td class="'+css+'">'+menuarray[i].title+'</td></tr></table>'

}

if (menuarray[i].url!="_disable"){

menucontent=menucontent+'<tr><td height=16 style="cursor:default" onmouseover="style.backgroundColor=\''+ menuarray[i].lightcolor+'\'" onmouseout="style.backgroundColor=\''+ menuarray[i].normalcolor+'\'" onclick="Golist(\''+menuarray[i].title+'\')">'+content+'</td></tr>'

}

else

{

menucontent=menucontent+'<tr><td height=16 style="fitler:gray">'+content+'</td></tr>'

}

else

{

menucontent=menucontent+'<tr><td height=4><img src="images/dock.gif" width="99%" height=1></td></tr>'

}

menucontent=menucontent+"</table>"

return menucontent

}

function HL_Menu(obj,state)

{

switch (state)

{

case 0:

obj.className="menuover"

break;

case 1:

obj.className="menuup"

break;

}

var lb=new Array()

lb[0]=new listbox('listbox0','listbutton0','listvalue0')

lb[1]=new listbox('listbox1','listbutton1','listvalue1')

var list1=new Array()

list1[0]=new menuitem("#B1CBE4","","","ListItem1","")

list1[1]=new menuitem("#B1CBE4","","","ListItem2","")

list1[2]=new menuitem("#B1CBE4","","","ListItem3","")

list1[3]=new menuitem("#B1CBE4","","","ListItem4","")

list1[4]=new menuitem("#B1CBE4","","","ListItem5","")

list1[5]=new menuitem("#B1CBE4","","","ListItem6","")

list1[6]=new menuitem("#B1CBE4","","","ListItem7","")

list1[7]=new menuitem("#B1CBE4","","","ListItem8","")

list1[8]=new menuitem("#B1CBE4","","","ListItem9","")

list1[9]=new menuitem("#B1CBE4","","","ListItem10","")

blist1=bulidmenu("list1")

var list2=new Array()

list2[0]=new menuitem("#B1CBE4","","","字体1","")

list2[1]=new menuitem("#B1CBE4","","","字体2","")

list2[2]=new menuitem("#B1CBE4","","","字体3","")

list2[3]=new menuitem("#B1CBE4","","","字体4","")

list2[4]=new menuitem("#B1CBE4","","","字体5","")

list2[5]=new menuitem("#B1CBE4","","","字体6","")

list2[6]=new menuitem("#B1CBE4","","","字体7","")

list2[7]=new menuitem("#B1CBE4","","","字体8","")

list2[8]=new menuitem("#B1CBE4","","","字体9","")

list2[9]=new menuitem("#B1CBE4","","","字体10","")

blist2=bulidmenu("list2")

function Golist(text)

{

listvalue=eval(lb[listnum].valuename)

listvalue.innerText=text

vDiv = document.all("listDiv");

vDiv.style.visibility = "hidden";

isvisible = false;

}

</script>

<style>

.lostfocus { border: 1px #ffffff solid; background-color: #ffffff; font-size: 12px; font-family: Arial; }

.getfocus { border: 1px #08246B solid;background-color: #ffffff; font-family: Arial; font-size: 12px; }

.menubar {filter:progid:DXImageTransform.Microsoft.Gradient(gradienttype=0, startcolorstr=#F7F7F7, endcolorstr=#DEDBD6)}

.bodybar {filter:progid:DXImageTransform.Microsoft.Gradient(gradienttype=1, endcolorstr=#F7F7F7, startcolorstr=#DEDBD6)}

.leftitem { font-family: Arial; font-size: 12px; color: #000000; cursor: hand }

.getitem { font-family: Arial; font-size: 12px; color: #000000; cursor: default }

.lostitem { cursor: default; color: #808080; font-size: 12px; font-family: Arial; }

.menuup { PADDING-LEFT: 4px; PADDING-RIGHT: 4px; CURSOR: hand;}

.menuover { PADDING-LEFT: 3px; PADDING-RIGHT: 3px; BACKGROUND-COLOR: #B5BED6; BORDER: 1px solid #08246B; CURSOR: hand; }

.lostlist { border: 1px #ffffff solid; background-color: #ffffff; font-size: 12px; font-family: Arial; }

.getlist { border: 1px #08246B solid;background-color: #ffffff; font-family: Arial; font-size: 12px; }

.listover {BACKGROUND-COLOR: #B5BED6; BORDER-left:1px solid #08246B}

.listDiv { filter: alpha(opacity=90,finishopacity=0,style=0) blendtrans(duration=.3); }

</style>

</head>

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</html>