How to validate date through Jquery

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date validation through jquery......................


$("#Text3").datepicker({numberOfMonths:2,
     showButtonPanel: true,
     dateFormat:'dd/mm/yy',
     autoSize: true,
    
     maxDate: '+3m',
     Image:"image.axd.jpeg",
     showOn: 'both'
    
  
     });
     $("#button").click(function(){
     //alert("hello");
     var dateformat= document.getElementById("Text3");
     var splitvaue= dateformat.value.split('/');
    
     var date= new Date();
     alert(date.getMonth()+1);
    
    // if((parseInt(splitvaue[0])>=date.getDate())&&(parseInt(splitvaue[1]))>=(date.getMonth()+1)){
if(parseInt(splitvaue[1])<13 && parseInt(splitvaue[0])<=31){
    if(parseInt(splitvaue[2])==(date.getFullYear())) {
        alert("hello");
     }
}
     else
     {
     alert("should be enter Today Date");
     }
   
         });
     });

How to handle dropdown list with Jquery ???

then dropdown code this work 

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