[推荐]一个用来给控件做提示的JS脚本,鼠标移到控件上时出现提示,离开时消失！

<script language="javascript">
if (typeof fcolor == 'undefined') { var fcolor = "F1E4E4";}
if (typeof backcolor == 'undefined') { var backcolor = "Royalblur";}
if (typeof textcolor == 'undefined') { var textcolor = "000000";}
if (typeof capcolor == 'undefined') { var capcolor = "FFFFFF";}
if (typeof closecolor == 'undefined') { var closecolor = "#9999FF";}
if (typeof width == 'undefined') { var width = "100";}
if (typeof border == 'undefined') { var border = "1";}
if (typeof offsetx == 'undefined') { var offsetx =30;}
if (typeof offsety == 'undefined') { var offsety = -10;}
if (typeof align == 'undefined') { var align = "center";}
ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false
if (ie4) {
if (navigator.userAgent.indexOf('MSIE 5')>0) {
ie5 = true;
} else {
ie5 = false; }
} else {
ie5 = false;
}
var x = 0;
var y = 0;
var snow = 0;
var sw = 0;
var cnt = 0;
var dir = 1;
var tr = 1;
if ( (ns4) || (ie4) ) {
if (ns4) over = document.overDiv
if (ie4) over = overDiv.style
document.onmousemove = mouseMove
if (ns4) document.captureEvents(Event.MOUSEMOVE)
}
function drs(text) {
dts(1,text);
}
function drc(text, title) {
dtc(1,text,title);
}
function src(text,title) {
stc(1,text,title);
}
function dls(text) {
dts(0,text);
}
function dlc(text, title) {
dtc(0,text,title);
}
function slc(text,title) {
stc(0,text,title);
}
function dcs(text) {
dts(2,text);
}
function dcc(text, title) {
dtc(2,text,title);
}
function scc(text,title) {
stc(2,text,title);
}
function nd() {
if ( cnt >= 1 ) { sw = 0 };
if ( (ns4) || (ie4) ) {
if ( sw == 0 ) {
snow = 0;
hideObject(over);
} else {
cnt++;
}
}
}

function dts(d,text) {
txt = "<TABLE WIDTH="+width+" BORDER=0 CELLPADDING="+border+" CELLSPACING=0 BGCOLOR=\""+backcolor+"\"><TR><TD align=center><TABLE WIDTH=100% BORDER=0 CELLPADDING=2 CELLSPACING=0 BGCOLOR=\""+fcolor+"\"><TR><TD align=center><FONT FACE=\"Arial,Helvetica\" COLOR=\""+textcolor+"\" SIZE=\"-2\">"+text+"</FONT></TD></TR></TABLE></TD></TR></TABLE>"
layerWrite(txt);
dir = d;
disp();
}
function dtc(d,text, title) {
txt = "<TABLE WIDTH=70 BORDER=0 CELLPADDING="+border+" CELLSPACING=0 BGCOLOR=\""+backcolor+"\"><TR><TD align=center ><TABLE WIDTH=100% BORDER=0 CELLPADDING=0 CELLSPACING=0><TR><TD align=center><SPAN STYLE=\"FONT-SIZE:11px\" ID=\"PTT\"><B><FONT FACE=Verdana COLOR=\""+capcolor+"\">"+title+"</FONT></B></SPAN></TD></TR></TABLE><TABLE WIDTH=100% BORDER=0 CELLPADDING=2 CELLSPACING=0 BGCOLOR=\""+fcolor+"\"><TR><TD align=center><SPAN ID=\"PST\" style=\"font-size:12px\"><image width=70 height=85 src="+text+"><SPAN></TD></TR></TABLE></TD></TR></TABLE>"
layerWrite(txt);
dir = d;
disp();
}
function stc(d,text, title) {
sw = 1;
cnt = 0;
txt = "<TABLE WIDTH="+width+" BORDER=0 CELLPADDING="+border+" CELLSPACING=0 BGCOLOR=\""+backcolor+"\"><TR><TD align=center><TABLE WIDTH=100% BORDER=0 CELLPADDING=0 CELLSPACING=0><TR><TD align=center><SPAN ID=\"PTT\"><B><FONT COLOR=\""+capcolor+"\">"+title+"</FONT></B></SPAN></TD><TD ALIGN=RIGHT><A HREF=\"/\" onMouseOver=\"cClick();\" ID=\"PCL\"><FONT COLOR=\""+closecolor+"\">Close</FONT></A></TD></TR></TABLE><TABLE WIDTH=100% BORDER=0 CELLPADDING=2 CELLSPACING=0 BGCOLOR=\""+fcolor+"\"><TR><TD><SPAN ID=\"PST\"><FONT COLOR=\""+textcolor+"\">"+text+"</FONT><SPAN></TD></TR></TABLE></TD></TR></TABLE>"
layerWrite(txt);
dir = d;
disp();
snow = 0;
}
function disp() {
if ( (ns4) || (ie4) ) {
if (snow == 0) {
if (dir == 2) {
moveTo(over,x+offsetx-(width/2),y+offsety);
}
if (dir == 1) {
moveTo(over,x+offsetx,y+offsety);
}
if (dir == 0) {
moveTo(over,x-offsetx-width,y+offsety);
}
showObject(over);
snow = 1;
}
}
}
function mouseMove(e) {
if (ns4) {x=e.pageX; y=e.pageY;}
if (ie4) {x=event.x; y=event.y;}
if (ie5) {x=event.x+document.body.scrollLeft; y=event.y+document.body.scrollTop;}
if (snow) {
if (dir == 2) {
moveTo(over,x+offsetx-(width/2),y+offsety);
}
if (dir == 1) {
moveTo(over,x+offsetx,y+offsety);
}
if (dir == 0) {
moveTo(over,x-offsetx-width,y+offsety);
}
}
}
function cClick() {
hideObject(over);
sw=0;
}
function layerWrite(txt) {
if (ns4) {
var lyr = document.overDiv.document
lyr.write(txt)
lyr.close()
}
else if (ie4) document.all["overDiv"].innerHTML = txt
if (tr) { trk(); }
}
function showObject(obj) {
if (ns4) obj.visibility = "show"
else if (ie4) obj.visibility = "visible"
}
function hideObject(obj) {
if (ns4) obj.visibility = "hide"
else if (ie4) obj.visibility = "hidden"
}
function moveTo(obj,xL,yL) {
obj.left = xL
obj.top = yL
}
function trk() {
if ( (ns4) || (ie4) )
tr = 0;
}
</script>

Control代表任何一个。net服务器端控件

Control.Attributes.Add("onmouseover", "javascript:drc('" + tip1 + "','" + tip2 + "');")
Control.Attributes.Add("onmouseout", "javascript:nd();")

tip1和tip2 可以是从数据库里读出来的值！