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?1，<asp:button ? id=”x” ? runat=”server” ? OnClientClick=”this.disabled=true;document.post.submit();” ? /> ?
? ?
?? 2，设置一全局JS变量
var hasSubmit = 0;
。。。。{
?? ? if ( hasSubmit == 0 ){
??????????????? hasSubmit = 1;
??????????????? return true;
??????????? }else{
??????????????? return false;
??????????? }
}