function pageScrollup(ud){var st=zxcWWHS()[3];window.scrollBy(0,ud);if(st!=zxcWWHS()[3]){scrolldelay=setTimeout('pageScrollup('+ud+')',5);}}
function zxcWWHS(){if(window.innerHeight)return[window.innerWidth-10,window.innerHeight-10,window.pageXOffset,window.pageYOffset];else if(document.documentElement.clientHeight)return[document.documentElement.clientWidth-10,document.documentElement.clientHeight-10,document.documentElement.scrollLeft,document.documentElement.scrollTop];return[document.body.clientWidth,document.body.clientHeight,document.body.scrollLeft,document.body.scrollTop];}