一個不錯的超鏈接的title效果

 

/* --- BoxOver ---
/* --- v 2.0 16th April 2006
By Oliver Bryant with help of Matthew Tagg
http://boxover.swazz.org 
*/

if (typeof document.attachEvent!='undefined') {
   window.attachEvent(
'onload',init);
   document.attachEvent(
'onmousemove',moveMouse);
   document.attachEvent(
'onclick',checkMove); }
else {
   window.addEventListener(
'load',init,false);
   document.addEventListener(
'mousemove',moveMouse,false);
   document.addEventListener(
'click',checkMove,false);
}

var oDv=document.createElement("div");
var dvHdr=document.createElement("div");
var dvBdy=document.createElement("div");
var windowlock,boxMove,fixposx,fixposy,lockX,lockY,fixx,fixy,ox,oy,boxLeft,boxRight,boxTop,boxBottom,evt,mouseX,mouseY,boxOpen,totalScrollTop,totalScrollLeft;
boxOpen
=false;
ox
=10;
oy
=10;
lockX
=0;
lockY
=0;

function init() {
    oDv.appendChild(dvHdr);
    oDv.appendChild(dvBdy);
    oDv.style.position
="absolute";
    oDv.style.visibility
='hidden';
    document.body.appendChild(oDv);    
}

function defHdrStyle() {
    dvHdr.innerHTML
='<img  style="vertical-align:middle"  src="info.gif">&nbsp;&nbsp;'+dvHdr.innerHTML;
    dvHdr.style.fontFamily
='verdana';
    dvHdr.style.border
='1px solid #999999';
    dvHdr.style.padding
='3';
    dvHdr.style.fontSize
='11';
    dvHdr.style.color
='#333333';
    dvHdr.style.background
='#eeeeee';
    dvHdr.style.filter
='alpha(opacity=75)'// IE
    dvHdr.style.opacity='0.75'// FF
}

function defBdyStyle() {
    
}

function checkElemBO(txt) {
if (!txt || typeof(txt) != 'string'return false;
if ((txt.indexOf('header')>-1)&&(txt.indexOf('body')>-1)&&(txt.indexOf('[')>-1)&&(txt.indexOf('[')>-1)) 
   
return true;
else
   
return false;
}

function scanBO(curNode) {
      
if (checkElemBO(curNode.title)) {
         curNode.boHDR
=getParam('header',curNode.title);
         curNode.boBDY
=getParam('body',curNode.title);
            curNode.boCSSBDY
=getParam('cssbody',curNode.title);            
            curNode.boCSSHDR
=getParam('cssheader',curNode.title);
            curNode.IEbugfix
=(getParam('hideselects',curNode.title)=='on')?true:false;
            curNode.fixX
=parseInt(getParam('fixedrelx',curNode.title));
            curNode.fixY
=parseInt(getParam('fixedrely',curNode.title));
            curNode.absX
=parseInt(getParam('fixedabsx',curNode.title));
            curNode.absY
=parseInt(getParam('fixedabsy',curNode.title));
            curNode.offY
=(getParam('offsety',curNode.title)!='')?parseInt(getParam('offsety',curNode.title)):10;
            curNode.offX
=(getParam('offsetx',curNode.title)!='')?parseInt(getParam('offsetx',curNode.title)):10;
            curNode.fade
=(getParam('fade',curNode.title)=='on')?true:false;
            curNode.fadespeed
=(getParam('fadespeed',curNode.title)!='')?getParam('fadespeed',curNode.title):0.04;
            curNode.delay
=(getParam('delay',curNode.title)!='')?parseInt(getParam('delay',curNode.title)):0;
            
if (getParam('requireclick',curNode.title)=='on') {
                curNode.requireclick
=true;
                document.all
?curNode.attachEvent('onclick',showHideBox):curNode.addEventListener('click',showHideBox,false);
                document.all
?curNode.attachEvent('onmouseover',hideBox):curNode.addEventListener('mouseover',hideBox,false);
            }
            
else {// Note : if requireclick is on the stop clicks are ignored               
               if (getParam('doubleclickstop',curNode.title)!='off') {
                   document.all
?curNode.attachEvent('ondblclick',pauseBox):curNode.addEventListener('dblclick',pauseBox,false);
               }    
               
if (getParam('singleclickstop',curNode.title)=='on') {
                   document.all
?curNode.attachEvent('onclick',pauseBox):curNode.addEventListener('click',pauseBox,false);
               }
           }
            curNode.windowLock
=getParam('windowlock',curNode.title).toLowerCase()=='off'?false:true;
            curNode.title
='';
            curNode.hasbox
=1;
       }
       
else
          curNode.hasbox
=2;   
}


function getParam(param,list) {
    
var reg = new RegExp('([^a-zA-Z]' + param + '|^' + param + ')\\s*=\\s*\\[\\s*(((\\[\\[)|(\\]\\])|([^\\]\\[]))*)\\s*\\]');
    
var res = reg.exec(list);
    
var returnvar;
    
if(res)
        
return res[2].replace('[[','[').replace(']]',']');
    
else
        
return '';
}

function Left(elem){    
    
var x=0;
    
if (elem.calcLeft)
        
return elem.calcLeft;
    
var oElem=elem;
    
while(elem){
         
if ((elem.currentStyle)&& (!isNaN(parseInt(elem.currentStyle.borderLeftWidth)))&&(x!=0))
             x
+=parseInt(elem.currentStyle.borderLeftWidth);
         x
+=elem.offsetLeft;
         elem
=elem.offsetParent;
      } 
    oElem.calcLeft
=x;
    
return x;
    }

function Top(elem){
     
var x=0;
     
if (elem.calcTop)
         
return elem.calcTop;
     
var oElem=elem;
     
while(elem){        
          
if ((elem.currentStyle)&& (!isNaN(parseInt(elem.currentStyle.borderTopWidth)))&&(x!=0))
             x
+=parseInt(elem.currentStyle.borderTopWidth); 
         x
+=elem.offsetTop;
             elem
=elem.offsetParent;
      } 
      oElem.calcTop
=x;
      
return x;
      
}

var ah,ab;
function applyStyles() {
    
if(ab)
        oDv.removeChild(dvBdy);
    
if (ah)
        oDv.removeChild(dvHdr);
    dvHdr
=document.createElement("div");
    dvBdy
=document.createElement("div");
    CBE.boCSSBDY
?dvBdy.className=CBE.boCSSBDY:defBdyStyle();
    CBE.boCSSHDR
?dvHdr.className=CBE.boCSSHDR:defHdrStyle();
    dvHdr.innerHTML
=CBE.boHDR;
    dvBdy.innerHTML
=CBE.boBDY;
    ah
=false;
    ab
=false;
    
if (CBE.boHDR!='') {        
        oDv.appendChild(dvHdr);
        ah
=true;
    }    
    
if (CBE.boBDY!=''){
        oDv.appendChild(dvBdy);
        ab
=true;
    }    
}

var CSE,iterElem,LSE,CBE,LBE, totalScrollLeft, totalScrollTop, width, height ;
var ini=false;

// Customised function for inner window dimension
function SHW() {
   
if (document.body && (document.body.clientWidth !=0)) {
      width
=document.body.clientWidth;
      height
=document.body.clientHeight;
   }
   
if (document.documentElement && (document.documentElement.clientWidth!=0&& (document.body.clientWidth + 20 >= document.documentElement.clientWidth)) {
      width
=document.documentElement.clientWidth;   
      height
=document.documentElement.clientHeight;   
   }   
   
return [width,height];
}


var ID=null;
function moveMouse(e) {
   
//boxMove=true;
    e?evt=e:evt=event;
    
    CSE
=evt.target?evt.target:evt.srcElement;
    
    
if (!CSE.hasbox) {
       
// Note we need to scan up DOM here, some elements like TR don't get triggered as srcElement
       iElem=CSE;
       
while ((iElem.parentNode) && (!iElem.hasbox)) {
          scanBO(iElem);
          iElem
=iElem.parentNode;
       }       
    }
    
    
if ((CSE!=LSE)&&(!isChild(CSE,dvHdr))&&(!isChild(CSE,dvBdy))){        
       
if (!CSE.boxItem) {
            iterElem
=CSE;
            
while ((iterElem.hasbox==2)&&(iterElem.parentNode))
                    iterElem
=iterElem.parentNode; 
            CSE.boxItem
=iterElem;
            }
        iterElem
=CSE.boxItem;
        
if (CSE.boxItem&&(CSE.boxItem.hasbox==1))  {
            LBE
=CBE;
            CBE
=iterElem;
            
if (CBE!=LBE) {
                applyStyles();
                
if (!CBE.requireclick)
                    
if (CBE.fade) {
                        
if (ID!=null)
                            clearTimeout(ID);
                        ID
=setTimeout("fadeIn("+CBE.fadespeed+")",CBE.delay);
                    }
                    
else {
                        
if (ID!=null)
                            clearTimeout(ID);
                        COL
=1;
                        ID
=setTimeout("oDv.style.visibility='visible';ID=null;",CBE.delay);                        
                    }
                
if (CBE.IEbugfix) {hideSelects();} 
                fixposx
=!isNaN(CBE.fixX)?Left(CBE)+CBE.fixX:CBE.absX;
                fixposy
=!isNaN(CBE.fixY)?Top(CBE)+CBE.fixY:CBE.absY;            
                lockX
=0;
                lockY
=0;
                boxMove
=true;
                ox
=CBE.offX?CBE.offX:10;
                oy
=CBE.offY?CBE.offY:10;
            }
        }
        
else if (!isChild(CSE,dvHdr) && !isChild(CSE,dvBdy) && (boxMove))    {
            
// The conditional here fixes flickering between tables cells.
            if ((!isChild(CBE,CSE)) || (CSE.tagName!='TABLE')) {               
               CBE
=null;
               fadeOut();
               showSelects();
            }
        }
        LSE
=CSE;
    }
    
else if (((isChild(CSE,dvHdr) || isChild(CSE,dvBdy))&&(boxMove))) {
        totalScrollLeft
=0;
        totalScrollTop
=0;
        
        iterElem
=CSE;
        
while(iterElem) {
            
if(!isNaN(parseInt(iterElem.scrollTop)))
                totalScrollTop
+=parseInt(iterElem.scrollTop);
            
if(!isNaN(parseInt(iterElem.scrollLeft)))
                totalScrollLeft
+=parseInt(iterElem.scrollLeft);
            iterElem
=iterElem.parentNode;            
        }
        
if (CBE!=null) {
            boxLeft
=Left(CBE)-totalScrollLeft;
            boxRight
=parseInt(Left(CBE)+CBE.offsetWidth)-totalScrollLeft;
            boxTop
=Top(CBE)-totalScrollTop;
            boxBottom
=parseInt(Top(CBE)+CBE.offsetHeight)-totalScrollTop;
            doCheck();
        }
    }
    
    
if (boxMove&&CBE) {
        
// This added to alleviate bug in IE6 w.r.t DOCTYPE
        bodyScrollTop=document.documentElement&&document.documentElement.scrollTop?document.documentElement.scrollTop:document.body.scrollTop;
        bodyScrollLet
=document.documentElement&&document.documentElement.scrollLeft?document.documentElement.scrollLeft:document.body.scrollLeft;
        mouseX
=evt.pageX?evt.pageX-bodyScrollLet:evt.clientX-document.body.clientLeft;
        mouseY
=evt.pageY?evt.pageY-bodyScrollTop:evt.clientY-document.body.clientTop;
        
if ((CBE)&&(CBE.windowLock)) {
            mouseY 
< -oy?lockY=-mouseY-oy:lockY=0;
            mouseX 
< -ox?lockX=-mouseX-ox:lockX=0;
            mouseY 
> (SHW()[1]-oDv.offsetHeight-oy)?lockY=-mouseY+SHW()[1]-oDv.offsetHeight-oy:lockY=lockY;
            mouseX 
> (SHW()[0]-dvBdy.offsetWidth-ox)?lockX=-mouseX-ox+SHW()[0]-dvBdy.offsetWidth:lockX=lockX;            
        }
        oDv.style.left
=((fixposx)||(fixposx==0))?fixposx:bodyScrollLet+mouseX+ox+lockX+"px";
        oDv.style.top
=((fixposy)||(fixposy==0))?fixposy:bodyScrollTop+mouseY+oy+lockY+"px";        
        
    }
}

function doCheck() {    
    
if (   (mouseX < boxLeft)    ||     (mouseX >boxRight)     || (mouseY < boxTop) || (mouseY > boxBottom)) {
        
if (!CBE.requireclick)
            fadeOut();
        
if (CBE.IEbugfix) {showSelects();}
        CBE
=null;
    }
}

function pauseBox(e) {
   e
?evt=e:evt=event;
    boxMove
=false;
    evt.cancelBubble
=true;
}

function showHideBox(e) {
    oDv.style.visibility
=(oDv.style.visibility!='visible')?'visible':'hidden';
}

function hideBox(e) {
    oDv.style.visibility
='hidden';
}

var COL=0;
var stopfade=false;
function fadeIn(fs) {
        ID
=null;
        COL
=0;
        oDv.style.visibility
='visible';
        fadeIn2(fs);
}

function fadeIn2(fs) {
        COL
=COL+fs;
        COL
=(COL>1)?1:COL;
        oDv.style.filter
='alpha(opacity='+parseInt(100*COL)+')';
        oDv.style.opacity
=COL;
        
if (COL<1)
         setTimeout(
"fadeIn2("+fs+")",20);        
}


function fadeOut() {
    oDv.style.visibility
='hidden';
    
}

function isChild(s,d) {
    
while(s) {
        
if (s==d) 
            
return true;
        s
=s.parentNode;
    }
    
return false;
}

var cSrc;
function checkMove(e) {
    e
?evt=e:evt=event;
    cSrc
=evt.target?evt.target:evt.srcElement;
    
if ((!boxMove)&&(!isChild(cSrc,oDv))) {
        fadeOut();
        
if (CBE&&CBE.IEbugfix) {showSelects();}
        boxMove
=true;
        CBE
=null;
    }
}

function showSelects(){
   
var elements = document.getElementsByTagName("select");
   
for (i=0;i< elements.length;i++){
      elements[i].style.visibility
='visible';
   }
}

function hideSelects(){
   
var elements = document.getElementsByTagName("select");
   
for (i=0;i< elements.length;i++){
   elements[i].style.visibility
='hidden';
   }
}


/*

<SCRIPT src="over.js"></SCRIPT>

<a target="main" href="showproducts.asp?flowNo=528" onFocus="this.blur()">
                        <img src="admin/upProPic/s200773103225-Y-0702B  Q01013C.jpg" border="0" title="header=[Y-0702B Q01013C] body=[]" align="center" width="85" height="113"></a>
*/
posted @ 2008-07-22 01:30  Athrun  阅读(530)  评论(0编辑  收藏  举报