function refreshData(){ var allInputObject=document.body.getElementsByTagName("input"); for (i = 0; i < allInputObject.length; i++) { if(allInputObject[i].type=="checkbox") { if (allInputObject[i].checked ) allInputObject[i].setAttr
出处:http://www.cnblogs.com/MrZouJian/p/5850553.html function getTxt1CursorPosition(){ var oTxt1 = document.getElementById("txt1"); var cursurPosition=-1; if(oTxt1.selectionStart){//非IE浏览器 cursurPosition= oTxt1.selectionStart; }else{//IE var range