var Chick = { addEvent: function(sr,ev,fn,can){ if(sr.addEventListener){ sr.addEventListener(ev,fn,can); return true; } else if(sr.attachEvent){ var rel = sr.attachEvent("on"+ev,fn); return rel; } else{ sr["on"+ev]=fn; } }, getWAH:function(e){ if(window.innerHeight){ //firefox //document.getElementById("main0").innerHTML = ""; if(window.innerHeight > 690){ var h1 = window.innerHeight; document.getElementById("main1").style.height = h1 + "px"; if(document.getElementById("change-page")){document.getElementById("change-page").style.top = (h1-25) + "px";} } else{ document.getElementById("main1").style.height = "690px"; if(document.getElementById("change-page")){document.getElementById("change-page").style.top = "665px";} } if(window.innerWidth < 1007){ /*firefox 不是全螢幕的情況下會有向左移1px的問題且置中再低於1007的時候不是置中此問題僅出現在firefox固ie沒也撰寫*/ document.getElementsByTagName("body")[0].style.backgroundPosition = -1999+ "px"; } else{ document.getElementsByTagName("body")[0].style.backgroundPosition = 50+ "%"; } } else if(document.documentElement && document.documentElement.clientHeight){ if(document.documentElement.clientHeight > 690){ var h2 = document.documentElement.clientHeight; document.getElementById("main1").style.height = h2 + "px"; if(document.getElementById("change-page")){document.getElementById("change-page").style.top = (h2-25) + "px"; } } else{ document.getElementById("main1").style.height = "690px"; if(document.getElementById("change-page")){document.getElementById("change-page").style.top = "665px";} } // Explorer 6 Strict Mode // // //document.getElementById("main0").innerHTML = ""; } else if (document.body && document.body.clientHeight) {// other Explorers alert("Your Html is not writen by Explorer 6 Strict Mode!! So there is a probrem as you can see."); } } }; Chick.addEvent(window,"load",Chick.getWAH,false); Chick.addEvent(window,"resize",Chick.getWAH,false);