function getViewportSize(){var viewportwidth;var viewportheight;if(typeof window.innerWidth !='undefined'){viewportwidth=window.innerWidth,viewportheight=window.innerHeight}else if(typeof document.documentElement !='undefined'&& typeof document.documentElement.clientWidth !='undefined' && document.documentElement.clientWidth !=0){viewportwidth=document.documentElement.clientWidth,viewportheight=document.documentElement.clientHeight}else{viewportwidth=document.getElementsByTagName('body')[0].clientWidth,viewportheight=document.getElementsByTagName('body')[0].clientHeight}arrayViewportSize=new Array(viewportwidth,viewportheight );return arrayViewportSize;}function getPageSizeWithScroll(){if(window.innerHeight && window.scrollMaxY ){yWithScroll=window.innerHeight+window.scrollMaxY;xWithScroll=window.innerWidth+window.scrollMaxX;}else if(document.body.scrollHeight>document.body.offsetHeight ){yWithScroll=document.body.scrollHeight;xWithScroll=document.body.scrollWidth;}else{yWithScroll=document.body.offsetHeight;xWithScroll=document.body.offsetWidth;}arrayPageSizeWithScroll=new Array(xWithScroll,yWithScroll );return arrayPageSizeWithScroll;}