function newPopup(url,h,w)
{var topPos=(screen.height-h)/2;if(topPos<0)topPos=0;var leftPos=(screen.width-w)/2;if(leftPos<0)leftPos=0;var newWindow=window.open(url,"Popup","height="+h+",width="+w+",resizable=yes,scrollbars=yes,toolbar=no,menubar=no,location=no,top="+topPos+",left="+leftPos);if(newWindow.opener==null)
{newWindow.opener=window;}
newWindow.focus();};function $(){var elements=new Array();for(var i=0;i<arguments.length;i++){var element=arguments[i];if(typeof element=='string')
element=document.getElementById(element);if(arguments.length==1)
return element;elements.push(element);}
return elements;}
document.getElementsByClassName=function(cl){var retnode=[];var myclass=new RegExp('\\b'+cl+'\\b');var elem=this.getElementsByTagName('*');for(var i=0;i<elem.length;i++){var classes=elem[i].className;if(myclass.test(classes))retnode.push(elem[i]);}
return retnode;};