function intval(val){if(val==null)return 0;var r=/^(0*)([0-9]*)?.*$/gi;var tmp=val.replace(r,"$2");return(tmp=="")?0:parseInt(tmp);}
function openCentered(tUrl,tName,tFeatures,w,h){tFeatures="width="+w+",height="+h+","+tFeatures;if(screen.height&&screen.width){h=parseInt((screen.height-h)/2);if(h<0)h=0;w=parseInt((screen.width-w)/2);if(w<0)w=0;tFeatures="left="+w+",top="+h+","+"screenX="+w+",screenY="+h+","+tFeatures;}var o=window.open(tUrl,tName,tFeatures);o.focus();}
function NewWin(url_element,win_name,win_width,win_height){openCentered(url_element.href,win_name,'resizable=1,status=0,toolbar=0,menubar=0,scrollbars=1',win_width,win_height);return(false);}
function SwitchBlock(id){type=(arguments[1]=="show"||arguments[1]=="hide")?arguments[1]:'auto';if(document.getElementById(id))document.getElementById(id).style.display=((type=='auto'&&document.getElementById(id).style.display=='none')||type=='show')?'':'none';}
function elPos(el){var posx=el.offsetLeft;var posy=el.offsetTop;while(el.offsetParent!=null&&el.style.position!='absolute'){el=el.offsetParent;posx+=el.offsetLeft;posy+=el.offsetTop;}if(el.style.position=='absolute'){posx-=el.offsetLeft;posy-=el.offsetTop;}this.x=posx;this.y=posy;return this;}
function showLyr(which){document.getElementById(which).style.visibility="visible";}
function hideLyr(which){document.getElementById(which).style.visibility="hidden";}
function setLyrPos(which,x,y){document.getElementById(which).style.left=x+'px';document.getElementById(which).style.top=y+'px';}
function esc(s){return escape(s).replace(new RegExp('\\+','g'),'%2B');}
function gel(id){return document.getElementById(id);}
function advPos() {var pl = document.getElementById('advPlace'); var tx = document.getElementById('advText'); if (pl && tx) {var pos = elPos(pl); setLyrPos('advText', pos.x, pos.y);}}
function pause(ms){	var date = new Date();var curDate = null;do { curDate = new Date(); } while(curDate-date < ms); }