function NiftyCheck(){
if(!document.getElementById || !document.createElement)
return(false);
isXHTML=/html\:/.test(document.getElementsByTagName('body')[0].nodeName);
if(Array.prototype.push==null){Array.prototype.push=function(){
this[this.length]=arguments[0]; return(this.length);}}
return(true);
}
function Rounded(selector,wich,bk,color,opt){
var i,prefixt,prefixb,cn="r",ecolor="",edges=false,eclass="",b=false,t=false;
if(color=="transparent"){
cn=cn+"x";
ecolor=bk;
bk="transparent";
}
else if(opt && opt.indexOf("border")>=0){
var optar=opt.split(" ");
for(i=0;i=0) ecolor=optar[i];
if(ecolor=="") ecolor="#666";
cn+="e";
edges=true;
}
else if(opt && opt.indexOf("smooth")>=0){
cn+="a";
ecolor=Mix(bk,color);
}
if(opt && opt.indexOf("small")>=0) cn+="s";
prefixt=cn;
prefixb=cn;
if(wich.indexOf("all")>=0){t=true;b=true}
else if(wich.indexOf("top")>=0) t="true";
else if(wich.indexOf("tl")>=0){
t="true";
if(wich.indexOf("tr")<0) prefixt+="l";
}
else if(wich.indexOf("tr")>=0){
t="true";
prefixt+="r";
}
if(wich.indexOf("bottom")>=0) b=true;
else if(wich.indexOf("bl")>=0){
b="true";
if(wich.indexOf("br")<0) prefixb+="l";
}
else if(wich.indexOf("br")>=0){
b="true";
prefixb+="r";
}
var v=getElementsBySelector(selector);
var l=v.length;
for(i=0;i=0) lim=2;
if(bc) d.className="artop";
else d.className="rtop";
d.style.backgroundColor=bk;
for(i=1;i<=lim;i++){
var x=CreateEl("b");
x.className=cn + i;
x.style.backgroundColor=color;
if(bc) x.style.borderColor=bc;
d.appendChild(x);
}
el.style.paddingTop=0;
el.insertBefore(d,el.firstChild);
}
function AddBottom(el,bk,color,bc,cn){
var i,lim=4,d=CreateEl("b");
if(cn.indexOf("s")>=0) lim=2;
if(bc) d.className="artop";
else d.className="rtop";
d.style.backgroundColor=bk;
for(i=lim;i>0;i--){
var x=CreateEl("b");
x.className=cn + i;
x.style.backgroundColor=color;
if(bc) x.style.borderColor=bc;
d.appendChild(x);
}
el.style.paddingBottom=0;
el.appendChild(d);
}
function CreateEl(x){
if(isXHTML) return(document.createElementNS('http://www.w3.org/1999/xhtml',x));
else return(document.createElement(x));
}
function getElementsBySelector(selector){
var i,selid="",selclass="",tag=selector,f,s=[],objlist=[];
if(selector.indexOf(" ")>0){ //descendant selector like "tag#id tag"
s=selector.split(" ");
var fs=s[0].split("#");
if(fs.length==1) return(objlist);
f=document.getElementById(fs[1]);
if(f) return(f.getElementsByTagName(s[1]));
return(objlist);
}
if(selector.indexOf("#")>0){ //id selector like "tag#id"
s=selector.split("#");
tag=s[0];
selid=s[1];
}
if(selid!=""){
f=document.getElementById(selid);
if(f) objlist.push(f);
return(objlist);
}
if(selector.indexOf(".")>0){ //class selector like "tag.class"
s=selector.split(".");
tag=s[0];
selclass=s[1];
}
var v=document.getElementsByTagName(tag); // tag selector like "tag"
if(selclass=="")
return(v);
for(i=0;i=0){
objlist.push(v[i]);
}
}
return(objlist);
}
function Mix(c1,c2){
var i,step1,step2,x,y,r=new Array(3);
if(c1.length==4)step1=1;
else step1=2;
if(c2.length==4) step2=1;
else step2=2;
for(i=0;i<3;i++){
x=parseInt(c1.substr(1+step1*i,step1),16);
if(step1==1) x=16*x+x;
y=parseInt(c2.substr(1+step2*i,step2),16);
if(step2==1) y=16*y+y;
r[i]=Math.floor((x*50+y*50)/100);
}
return("#"+r[0].toString(16)+r[1].toString(16)+r[2].toString(16));
}