function checkvalue(value){
if (value.length > 0){
return true;
}
return false;
}

function checkdateformat(inputObj){
    var strOut;
    
    if (inputObj.value.length == 0){
        return false;
    }
    var reg0 = /(0[1-9]|[12][0-9]|3[01]|[1-9])([- \/.])(0[1-9]|1[012]|[1-9])([- \/.])(19|20\d\d)/;
    var reg1 = /(0[1-9]|[12][0-9]|3[01]|[1-9])([- \/.])(0[1-9]|1[012]|[1-9])([- \/.])(\d\d)/;
   
    var ar0 = reg0.exec(inputObj.value);
    var ar1 = reg1.exec(inputObj.value);
   
    if( (ar0 && ar0[0] == inputObj.value ) || (ar1 && ar1[0] == inputObj.value  ) ){
       if(ar0 && ar0[0] == inputObj.value ){
          if (ar0[1].length==1){ar0[1] = "0"+ar0[1];}
          if (ar0[3].length==1){ar0[3] = "0"+ar0[3];}
          //if (ar0[5].length==2){ar0[5] = "20"+ar0[5];}
          strOut = ar0[1]+"-"+ar0[3]+"-"+ar0[5] ;
          
          inputObj.value = strOut;
          return true;
       }
       if(ar1 && ar1[0] == inputObj.value){
          
          if (ar1[1].length==1){ar1[1] = "0"+ar1[1];}
          if (ar1[3].length==1){ar1[3] = "0"+ar1[3];}
          if (ar1[5].length==2){ar1[5] = "20"+ar1[5];}
          strOut = ar1[1]+"-"+ar1[3]+"-"+ar1[5] ;
         
          inputObj.value = strOut;
          return true;
       }
    }
    else if (inputObj.value == ''){
        //Do nothing
        return true;
    }
    else{
    return false;
    }
    
   
}