textbox 提示效果

VB.NET

textbox.Attributes.Add("Value", "請輸入帳號")
textbox.Attributes.Add("OnFocus", "if(this.value=='請輸入帳號') {this.value=''}")
textbox.Attributes.Add("OnBlur", "if(this.value==''){this.value='請輸入帳號'}")

javascript

Attributes Even

OnFocus="javascript:if(this.value=='請輸入帳號') {this.value=''}"

OnBlur="javascript:if(this.value=='') {this.value='請輸入帳號'}"

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OnFocus="javascript:if(this.value=='請輸入帳號') {this.value=''}"

OnBlur="javascript:if(this.value==''){this.value='請輸入帳號'}">