//改变图片大小 function resizepic(thispic) { if(thispic.width>700){thispic.height=thispic.height*700/thispic.width;thispic.width=700;} } //无级缩放图片大小 function bbimg(o) { var zoom=parseInt(o.style.zoom, 10)||100; zoom+=event.wheelDelta/12; if (zoom>0) o.style.zoom=zoom+'%'; return false; } //双击鼠标滚动屏幕的代码 var currentpos,timer; function initialize() { timer=setInterval ("scrollwindow ()",30); } function sc() { clearInterval(timer); } function scrollwindow() { currentpos=document.body.scrollTop; window.scroll(0,++currentpos); if (currentpos !=document.body.scrollTop) sc(); } document.onmousedown=sc document.ondblclick=initialize //更改字体大小 var status0=''; var curfontsize=12; var curlineheight=18; function fontZoomA(){ if(curfontsize>8){ document.getElementById('fontzoom').style.fontSize=(--curfontsize)+'pt'; document.getElementById('fontzoom').style.lineHeight=(--curlineheight)+'pt'; } } function fontZoomB(){ if(curfontsize<64){ document.getElementById('fontzoom').style.fontSize=(++curfontsize)+'pt'; document.getElementById('fontzoom').style.lineHeight=(++curlineheight)+'pt'; } }