//***********默认设置定义.*********************   
		tPopWait=50;//停留tWait豪秒后显示提示。   
		tPopShow=5000;//显示tShow豪秒后关闭提示   
		showPopStep=20;   
		popOpacity=100;   
			
		//***************内部变量定义*****************   
		sPop=null;   
		curShow=null;   
		tFadeOut=null;   
		tFadeIn=null;   
		tFadeWaiting=null;   
			
		document.write("<style   type='text/css'id='defaultPopStyle'>");   
		document.write(".cPopText   {background-color:#F8F8F5;color:#000000;border:1px   #gray   solid; padding:2px; filter:   Alpha(Opacity=0)}");   
		document.write("</style>");  
		document.write("<div   id='dypopLayer' height='225' width='300' style='position:absolute;z-index:1000;'   class='cPopText'></div>");   
			
			
		function   showPopupText(){   
		var   o=event.srcElement;   
				MouseX=event.x;   
				MouseY=event.y;   
				if(o.alt!=null   &&   o.alt!=""){o.dypop=o.alt;o.alt=""};   
						if(o.title!=null   &&   o.title!=""){o.dypop=o.title;o.title=""};   
				if(o.dypop!=sPop)   {   
								sPop=o.dypop;   
								clearTimeout(curShow);   
								clearTimeout(tFadeOut);   
								clearTimeout(tFadeIn);   
								clearTimeout(tFadeWaiting);     
								if(sPop==null   ||   sPop=="")   {   
										dypopLayer.innerHTML="";   
										dypopLayer.style.filter="Alpha()";   
										dypopLayer.filters.Alpha.opacity=0;     
										}   
								else   {   
										if(o.dyclass!=null)   popStyle=o.dyclass     
												else   popStyle="cPopText";   
										curShow=setTimeout("showIt()",tPopWait);   
								}   
			                        
				}   
		}   
			
		function   showIt(){   
						dypopLayer.className=popStyle;   
						//在这里设置..可以做出各种各样的效果.   
						dypopLayer.innerHTML="<font   color=red><b>"+sPop+"</b></font>";   
						popWidth=dypopLayer.clientWidth;   
						popHeight=dypopLayer.clientHeight;   
						if(MouseX+12+popWidth>document.body.clientWidth)   popLeftAdjust=-popWidth-24   
								else   popLeftAdjust=0;   
						if(MouseY+12+popHeight>document.body.clientHeight)   popTopAdjust=-popHeight-24   
								else   popTopAdjust=0;   
						dypopLayer.style.left=MouseX+12+document.body.scrollLeft+popLeftAdjust;   
						dypopLayer.style.top=MouseY+12+document.body.scrollTop+popTopAdjust;   
						dypopLayer.style.filter="Alpha(Opacity=0)";   
						fadeOut();   
		}   
			
		function   fadeOut(){   
				if(dypopLayer.filters.Alpha.opacity<popOpacity)   {   
						dypopLayer.filters.Alpha.opacity+=showPopStep;   
						tFadeOut=setTimeout("fadeOut()",1);   
						}   
						else   {   
								dypopLayer.filters.Alpha.opacity=popOpacity;   
								tFadeWaiting=setTimeout("fadeIn()",tPopShow);   
								}   
		}   
			
		function   fadeIn(){   
				if(dypopLayer.filters.Alpha.opacity>0)   {   
						dypopLayer.filters.Alpha.opacity-=1;   
						tFadeIn=setTimeout("fadeIn()",1);   
						}   
		}   
			
		function   hidePopupText(){   
			
			        
				clearTimeout(curShow);   
				clearTimeout(tFadeOut);   
				clearTimeout(tFadeIn);   
				clearTimeout(tFadeWaiting);     
			        
				dypopLayer.innerHTML="";   
				dypopLayer.style.filter="Alpha()";   
				dypopLayer.filters.Alpha.opacity=0;     
			                
				sPop=null;   
				curShow=null;   
				tFadeOut=null;   
				tFadeIn=null;   
				tFadeWaiting=null; 
			    
			    
		}