对输入框进行检测，通过就会在前面打勾表示通过 dn001 2009-06-21 08:32:27 网页特效代码：超酷的鼠标可以任意拖拽的网页中的层 <html> <head> <title>鼠标可以任意拖拽的层www.knowsky.com</title> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <style> *{font-size:12px} .dragTable{ font-size:12px; border-top:1px solid #3366cc; margin-bottom: 10px; width:100%; background-color:#FFFFFF; } td{vertical-align:top;} .dragTR{ cursor:move; color:#7787cc; background-color:#e5eef9; height:20px; padding-left:5px; font-weight:bold; } #parentTable{ border-collapse:collapse; letter-spacing:25px; } </style> <script defer> var Drag={dragged:false, ao:null, tdiv:null, dragStart:function(){ Drag.ao=event.srcElement; if((Drag.ao.tagName=="TD")||(Drag.ao.tagName=="TR")){ Drag.ao=Drag.ao.offsetParent; Drag.ao.style.zIndex=100; }else return; Drag.dragged=true; Drag.tdiv=document.createElement("div"); Drag.tdiv.innerHTML=Drag.ao.outerHTML; Drag.ao.style.border="1px dashed red"; Drag.tdiv.style.display="block"; Drag.tdiv.style.position="absolute"; Drag.tdiv.style.filter="alpha(opacity=70)"; Drag.tdiv.style.cursor="move"; Drag.tdiv.style.border="1px solid #000000"; Drag.tdiv.style.width=Drag.ao.offsetWidth; Drag.tdiv.style.height=Drag.ao.offsetHeight; Drag.tdiv.style.top=Drag.getInfo(Drag.ao).top; Drag.tdiv.style.left=Drag.getInfo(Drag.ao).left; document.body.appendChild(Drag.tdiv); Drag.lastX=event.clientX; Drag.lastY=event.clientY; Drag.lastLeft=Drag.tdiv.style.left; Drag.lastTop=Drag.tdiv.style.top; }, draging:function(){//重要:判断MOUSE的位置 if(!Drag.dragged||Drag.ao==null)return; var tX=event.clientX; var tY=event.clientY; Drag.tdiv.style.left=parseInt(Drag.lastLeft)+tX-Drag.lastX; Drag.tdiv.style.top=parseInt(Drag.lastTop)+tY-Drag.lastY; for(var i=0;i<parentTable.cells.length;i++){ var parentCell=Drag.getInfo(parentTable.cells[i]); if(tX>=parentCell.left&&tX<=parentCell.right&&tY>=parentCell.top&&tY<=parentCell.bottom){ var subTables=parentTable.cells[i].getElementsByTagName("table"); if(subTables.length==0){ if(tX>=parentCell.left&&tX<=parentCell.right&&tY>=parentCell.top&&tY<=parentCell.bottom){ parentTable.cells[i].appendChild(Drag.ao); } break; } for(var j=0;j<subTables.length;j++){ var subTable=Drag.getInfo(subTables[j]); if(tX>=subTable.left&&tX<=subTable.right&&tY>=subTable.top&&tY<=subTable.bottom){ parentTable.cells[i].insertBefore(Drag.ao,subTables[j]); break; }else{ parentTable.cells[i].appendChild(Drag.ao); } } } } } , dragEnd:function(){ if(!Drag.dragged)return; Drag.dragged=false; Drag.mm=Drag.repos(150,15); Drag.ao.style.borderWidth="0px"; Drag.ao.style.borderTop="1px solid #3366cc"; Drag.tdiv.style.borderWidth="0px"; Drag.ao.style.zIndex=1; }, getInfo:function(o){//取得坐标 var to=new Object(); to.left=to.right=to.top=to.bottom=0; var twidth=o.offsetWidth; var theight=o.offsetHeight; while(o!=document.body){ to.left+=o.offsetLeft; to.top+=o.offsetTop; o=o.offsetParent; } to.right=to.left+twidth; to.bottom=to.top+theight; return to; }, repos:function(aa,ab){ var f=Drag.tdiv.filters.alpha.opacity; var tl=parseInt(Drag.getInfo(Drag.tdiv).left); var tt=parseInt(Drag.getInfo(Drag.tdiv).top); var kl=(tl-Drag.getInfo(Drag.ao).left)/ab; var kt=(tt-Drag.getInfo(Drag.ao).top)/ab; var kf=f/ab; return setInterval(function(){if(ab<1){ clearInterval(Drag.mm); Drag.tdiv.removeNode(true); Drag.ao=null; return; } ab--; tl-=kl; tt-=kt; f-=kf; Drag.tdiv.style.left=parseInt(tl)+"px"; Drag.tdiv.style.top=parseInt(tt)+"px"; Drag.tdiv.filters.alpha.opacity=f; } ,aa/ab) }, inint:function(){//初始化 for(var i=0;i<parentTable.cells.length;i++){ var subTables=parentTable.cells[i].getElementsByTagName("table"); for(var j=0;j<subTables.length;j++){ if(subTables[j].className!="dragTable")break; subTables[j].rows[0].className="dragTR"; subTables[j].rows[0].attachEvent("onmousedown",Drag.dragStart); } } document.onmousemove=Drag.draging; document.onmouseup=Drag.dragEnd; } //end of Object Drag } Drag.inint(); function _show(str){ var w=window.open('',''); var d=w.document; d.open(); str=str.replace(/=(?!")(.*?)(?!")( |>)/g,"="$1"$2"); str=str.replace(/(<)(.*?)(>)/g,"<span style='color:red;'><$2></span><br />"); str=str.replace(/r/g,"<br />n"); d.write(str); 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