JS实现让网页背景图片斜向移动的方法
本文实例讲述了JS实现让网页背景图片斜向移动的方法。分享给大家供大家参考。具体实现方法如下:
<html> <head> <title>JS实现让网页背景图片斜向移动</title> <bodybackground="images/changshi.ico"> <scriptlanguage="Javascript"> <!-- functionselectAll(theField){ vartempval=eval("document."+theField) tempval.focus() tempval.select() } //--> </script> <scriptlanguage="Javascript"> <!-- varbackground="images/changshi.ico"; varspeed=0; browserName=navigator.appName; browserVer=parseInt(navigator.appVersion); if(browserName!="Netscape"||browserVer>=4.5){ functionmoveback(movert,movedn,hPos,vPos){ if(arguments[4]) document.body.style.backgroundImage="url(\""+arguments[4]+"\")"; if(arguments[5]) document.body.style.backgroundRepeat=arguments[5] if(!isNaN(hPos)){ if((movert!=0)&&(hPos>0))hPos=-100000 hPos+=movert } if(!isNaN(vPos)){ if((movedn!=0)&&(vPos>0))vPos=-100000 vPos+=movedn } document.body.style.backgroundPosition=hPos+""+vPos if(isNaN(hPos))hPos="\""+hPos+"\"" if(isNaN(vPos))vPos="\""+vPos+"\"" setTimeout("moveback("+movert+","+movedn+","+hPos+","+vPos+")",speed) } moveback(1,1,0,0,background); }
//--> </script> </body> </html>