function DateDemo(){
   var d, s;      
   d = new Date(); 
   s = d.getYear()+"-";
   s += (d.getMonth() + 1) + "-";
   s += d.getDate();      
   return(s);       
}
function interval(sd,fd){
var vdate1=sd;
var vdate2=fd;
var vdate3=DateDemo();
d1Arr=vdate1.split('-');
d2Arr=vdate2.split('-');
d3Arr=vdate3.split('-');
v1=new Date(d1Arr[0],d1Arr[1],d1Arr[2]);
v2=new Date(d2Arr[0],d2Arr[1],d2Arr[2]);
v3=new Date(d3Arr[0],d3Arr[1],d3Arr[2]);
if(v1>v3){
return false;
}
if(v2<v3){
return false;
}
return true;
}

function tourl(url){
var urls;
if(url==""){
	 return "javascript.void(0)";
}else{
if(url.indexOf("http://")==-1){
	  return 'view.php?nid='+url;

}else{
     return url;
}
}
}

//对联
var lastScrollY=0;
function heartBeat(img1,img2,url,sd,fd){ 
if(interval(sd,fd)){
var obj1=document.getElementById("ldiv");
var obj2=document.getElementById("rdiv");
obj1.style.display="";
obj2.style.display="";
obj1.innerHTML="<a href='"+tourl(url)+"' target='_blank'/><img border=\"0\" width=\"100px\" height=\"260px\" src=\"upload/img/pic/"+img1+"\"/></a>";
obj2.innerHTML="<a href='"+tourl(url)+"' target='_blank'/><img border=\"0\" width=\"100px\" height=\"260px\" src=\"upload/img/pic/"+img2+"\"/></a>";
diffY=document.body.scrollTop; 
percent=.1*(diffY-lastScrollY); 
if(percent>0)percent=Math.ceil(percent); 
else percent=Math.floor(percent); 
obj1.style.pixelTop+=percent;
obj2.style.pixelTop+=percent;
lastScrollY=lastScrollY+percent; 
}	
}
//弹出窗口
function openwin(title,id,sd,fd)
{
if(interval(sd,fd)){
window.open("win.php?id="+id,null,"height=450,width=500,status=yes,toolbar=no,menubar=no,location=no");
/*
OpenWindow=window.open("","newwin","height=250,width=250,toolbar=no,scrollbars="+scroll+",menubar=no");
OpenWindow.document.write("<html><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/><title>"+title+"</title><body><table><tr><td width=\"250px\" height=\"250px\" valign=\"top\">"+value+"</td></tr></body></html>");
OpenWindow.document.close()
*/
}
}
//浮动窗口
function fwin(img,url,sd,fd){
if(interval(sd,fd)){
var fwin=document.getElementById("fwin");
var fwin1=document.getElementById("fwin1");
fwin.style.display="";
fwin1.innerHTML="<a href='"+tourl(url)+"' target='_blank'/><img border=\"0\" width=\"500px\" height=\"350px\" src=\"upload/img/pic/"+img+"\"/></a>";
fwin.style.left = Math.round((document.body.offsetWidth-fwin.offsetWidth)/2);
fwin.style.top=300;
}
}
//飘窗
var x = 50,y = 60 
var xin = true, yin = true 
var step = 1 
var delay = 20 
function floatAD(sd,fd) {
if(interval(sd,fd)){
var obj=document.getElementById("fdiv");
obj.style.display="";
var L=T=0 
var R= document.body.clientWidth-obj.offsetWidth 
var B = document.body.clientHeight-obj.offsetHeight 
obj.style.left = x + document.body.scrollLeft 
obj.style.top = y + document.body.scrollTop 
x = x + step*(xin?1:-1) 
if (x < L) { xin = true; x = L} 
if (x > R){ xin = false; x = R} 
y = y + step*(yin?1:-1) 
if (y < T) { yin = true; y = T } 
if (y > B) { yin = false; y = B } 
}
}
