function Search(key){
	
MonthYearID = key.MonthYearID.value;
MainHeadingID = key.MainHeadingID.value;
Keyword = key.Keyword.value;

if(MonthYearID =='' && MainHeadingID =='' && Keyword =='')
{
alert("Please Select at least one Field!");
}
if(MonthYearID !='' && MainHeadingID =='' && Keyword =='')
{ 
window.location="advsearchMonthYear.php?MonthYearID="+MonthYearID;
}
if(MonthYearID =='' && MainHeadingID !='' && Keyword =='')
{ 
window.location="advsearchMainHeading.php?MainHeadingID="+MainHeadingID;
}
if(MonthYearID =='' && MainHeadingID =='' && Keyword !='')
{ 
window.location="advsearchKeyword.php?Keyword="+Keyword;
}
if(MonthYearID !='' && MainHeadingID !='' && Keyword =='')
{ 
window.location="advsearchMonthYear_MainHeading.php?MonthYearID="+MonthYearID+"& MainHeadingID="+MainHeadingID;
}
if(MonthYearID !='' && MainHeadingID =='' && Keyword !='')
{ 
window.location="advsearchMonthYear_Keyword.php?MonthYearID="+MonthYearID+"& Keyword="+Keyword;
}
if(MonthYearID =='' && MainHeadingID !='' && Keyword !='')
{ 
window.location="advsearchMainHeading_Keyword.php?MainHeadingID="+MainHeadingID+"& Keyword="+Keyword;
}
if(MonthYearID !='' && MainHeadingID !='' && Keyword !='')
{ 
window.location="advsearch.php?MonthYearID="+MonthYearID+"& MainHeadingID="+MainHeadingID+"& Keyword="+Keyword;
}


return false;

}