www.gusucode.com > 玩玩小游戏FLASH系统 2.1码程序 > JS/TreeGuide.js
function moveAlong(layerName, paceLeft, paceTop, fromLeft, fromTop){ clearTimeout(eval(layerName).timer) if(eval(layerName).curLeft != fromLeft){ if((Math.max(eval(layerName).curLeft, fromLeft) - Math.min(eval(layerName).curLeft, fromLeft)) < paceLeft){eval(layerName).curLeft = fromLeft} else if(eval(layerName).curLeft < fromLeft){eval(layerName).curLeft = eval(layerName).curLeft + paceLeft} else if(eval(layerName).curLeft > fromLeft){eval(layerName).curLeft = eval(layerName).curLeft - paceLeft} if(ie){document.all[layerName].style.left = eval(layerName).curLeft} if(ns){document[layerName].left = eval(layerName).curLeft} } if(eval(layerName).curTop != fromTop){ if((Math.max(eval(layerName).curTop, fromTop) - Math.min(eval(layerName).curTop, fromTop)) < paceTop){eval(layerName).curTop = fromTop} else if(eval(layerName).curTop < fromTop){eval(layerName).curTop = eval(layerName).curTop + paceTop} else if(eval(layerName).curTop > fromTop){eval(layerName).curTop = eval(layerName).curTop - paceTop} if(ie){document.all[layerName].style.top = eval(layerName).curTop} if(ns){document[layerName].top = eval(layerName).curTop} } eval(layerName).timer=setTimeout('moveAlong("'+layerName+'",'+paceLeft+','+paceTop+','+fromLeft+','+fromTop+')',30) } function setPace(layerName, fromLeft, fromTop, motionSpeed){ eval(layerName).gapLeft = (Math.max(eval(layerName).curLeft, fromLeft) - Math.min(eval(layerName).curLeft, fromLeft))/motionSpeed eval(layerName).gapTop = (Math.max(eval(layerName).curTop, fromTop) - Math.min(eval(layerName).curTop, fromTop))/motionSpeed moveAlong(layerName, eval(layerName).gapLeft, eval(layerName).gapTop, fromLeft, fromTop) } function FixY(){ if(ie){sidemenu.style.top = document.body.scrollTop+10} if(ns){sidemenu.top = window.pageYOffset+10} }