JavaScript 限制文本框不可输入英文单双引号的方法

<input id="workname" style="width: 200px" name="workname" value="" type="text" onkeyup="JavaScript:replaceLikeVal(this)" />

function replaceLikeVal(comp){     if (comp.value.indexOf("'") != -1 || comp.value.indexOf("/"") != -1) {       //comp.value = comp.value.substring(0, comp.value.length-1);       comp.value = comp.value.replace(//'/g,"").replace(//"/g,"");     }   }