public static boolean validDate(String date){
		boolean valid = true;
		String strDay = date.substring(0,date.indexOf("/"));
		date = date.substring(strDay.length() + 1, date.length());
		String strMonth = date.substring(0,date.indexOf("/"));		
		String strYear = date.substring(strMonth.length() + 1, date.length());
	
		int intDay = Integer.valueOf(strDay).intValue(); 
		int intMonth =Integer.valueOf(strMonth).intValue();
		int intYear = Integer.valueOf(strYear).intValue();
	
		if(intMonth == 4 || intMonth == 6 || intMonth == 9 || intMonth == 11) {
			if(intDay ==31){				
				valid = false;
			 }
		}
		if(intMonth == 2 ){
			if(intYear%4==0){
				if(intDay >29){					
					valid = false;
				}
			}else if(intDay >28){
				valid = false;
			}
		}
		return valid;
	}