//生成表情
window.onload = function() {var face = document.getElementById(‘face‘);for(var i = 0; i < 38; i++) {var a = document.createElement("a");
a.href= "javascript:;";if(i < 10) {
a.innerHTML= ‘
‘;
}else{
a.innerHTML= ‘
‘;
}
face.appendChild(a);
};
}//点击插入表情
setTimeout(function() {var pickers = face.getElementsByTagName(‘a‘);var emojiInput = document.getElementById(‘emojiInput‘);for(var i = 0; i < pickers.length; i++) {
pickers[i].οnclick= function(e) {document.getElementById(‘emojiInput‘).focus();
insertHtmlAtCaret(this.innerHTML);//emojiInput.innerHTML+=this.innerHTML;
}
}functioninsertHtmlAtCaret(html) {varsel, range;if(window.getSelection) {//IE9 and non-IE
sel =window.getSelection();if(sel.getRangeAt &&sel.rangeCount) {
range= sel.getRangeAt(0);
range.deleteContents();//Range.createContextualFragment() would be useful here but is
//non-standard and not supported in all browsers (IE9, for one)
var el = document.createElement("div");
el.innerHTML=html;var frag =document.createDocumentFragment(),
node, lastNode;while((node =el.firstChild)) {
lastNode=frag.appendChild(node);
}
range.insertNode(frag);//Preserve the selection
if(lastNode) {
range=range.cloneRange();
range.setStartAfter(lastNode);
range.collapse(true);
sel.removeAllRanges();
sel.addRange(range);
}
}
}else if(document.selection && document.selection.type != "Control") {//IE < 9
document.selection.createRange().pasteHTML(html);
}
}
},500);
