JSコントロールのテキストボックスは特殊文字の入力を禁止しています

<input type="text" class="domain" onkeyup="this.value=this.value.replace(/[^u4e00-u9fa5w]/g,&#39;&#39;);">
this.value=this.value.replace(/[^u4e00-u9fa5w]/g,&#39;&#39;)

<input onkeyup="value=value.replace(/[^0-9]/g,&#39;&#39;)" onpaste="value=value.replace(/[^0-9]/g,&#39;&#39;)" oncontextmenu = "value=value.replace(/[^0-9]/g,&#39;&#39;)">

<input onkeyup="value=value.replace(/[^\0-9\.]/g,&#39;&#39;)" onpaste="value=value.replace(/[^\0-9\.]/g,&#39;&#39;)" oncontextmenu = "value=value.replace(/[^\0-9\.]/g,&#39;&#39;)">

<input onkeyup="value=value.replace(/[^\a-\z\A-\Z]/g,&#39;&#39;)" onpaste="value=value.replace(/[^\a-\z\A-\Z]/g,&#39;&#39;)" oncontextmenu = "value=value.replace(/[^\a-\z\A-\Z]/g,&#39;&#39;)">

<input onkeyup="value=value.replace(/[^\a-\z\A-\Z0-9]/g,&#39;&#39;)" onpaste="value=value.replace(/[^\a-\z\A-\Z0-9]/g,&#39;&#39;)" oncontextmenu = "value=value.replace(/[^\a-\z\A-\Z0-9]/g,&#39;&#39;)">

<input onkeyup="value=value.replace(/[^\u4E00-\u9FA5]/g,&#39;&#39;)" onpaste="value=value.replace(/[^\u4E00-\u9FA5]/g,&#39;&#39;)" oncontextmenu = "value=value.replace(/[^\u4E00-\u9FA5]/g,&#39;&#39;)">

<input onkeyup="value=value.replace(/[^\a-\z\A-\Z0-9\u4E00-\u9FA5]/g,&#39;&#39;)" onpaste="value=value.replace(/[^\a-\z\A-\Z0-9\u4E00-\u9FA5]/g,&#39;&#39;)" oncontextmenu = "value=value.replace(/[^\a-\z\A-\Z0-9\u4E00-\u9FA5]/g,&#39;&#39;)">

<input onkeyup="value=value.replace(/[^\a-\z\A-\Z0-9\u4E00-\u9FA5\ ]/g,&#39;&#39;)" onpaste="value=value.replace(/[^\a-\z\A-\Z0-9\u4E00-\u9FA5\ ]/g,&#39;&#39;)" oncontextmenu = "value=value.replace(/[^\a-\z\A-\Z0-9\u4E00-\u9FA5\ ]/g,&#39;&#39;)">

<input onkeyup="value=value.replace(/[^\a-\z\A-\Z0-9\u4E00-\u9FA5\.]/g,&#39;&#39;)" onpaste="value=value.replace(/[^\a-\z\A-\Z0-9\u4E00-\u9FA5\.]/g,&#39;&#39;)" oncontextmenu = "value=value.replace(/[^\a-\z\A-\Z0-9\u4E00-\u9FA5\.]/g,&#39;&#39;)">

//验证输入框内不能输入特殊字符,输入就立刻清除
	 function cleanSpelChar(th){     
	    if(/["&#39;<>%;)(&+]/.test(th.value)){           
	    $(th).val(th.value.replace(/["&#39;<>%;)(&+]/,""));     
	    } 
	}

//验证输入框内不能输入特殊字符，输入前先作判断
function processSpelChar() {
    var code;
    var character;
    if (document.all) {
        code = window.event.keyCode;
    } else {
        code = arguments.callee.caller.arguments[0].which;
    }
    var character = String.fromCharCode(code);
    var txt = new RegExp(/["&#39;<>%;)(&+]/);
    if (txt.test(character)) {
        if (document.all) {
            window.event.returnValue = false;
        } else {
            arguments.callee.caller.arguments[0].preventDefault();
        }
    }
}

var subject= document.getElementById("subject").value;
subject = subject.replace(/[\-\_\,\.\!\|\~\`\(\)\#\@\%\-\+\=\/\&#39;\$\%\^\&\*\{\}\:\;\"\L\<\>\?\\]/g, &#39;&#39;); 
alert(subject);