function checksearchname(){
	if(document.m_name.movie_name.value==""){
		alert("Please enter a movie name and try again");
		document.m_name.movie_name.focus();
		return false;
	}else{
		return true;
	}
}

function checksearchdirector(){
	if(document.d_name.director.value==""){
		alert("please enter a director name and try again");
		document.d_name.director.focus();
		return false;
	}else{
		return true;
	}
}

function check_s1(){
	if(document.s1.movie_name.value==""){
		alert("please enter a movie name and try again");
		document.s1.movie_name.focus();
		return false;
	}else{
		return true;
	}
}

function check_s2(){
	if(document.s2.director.value==""){
		alert("please enter a director name and try again");
		document.s2.director.focus();
		return false;
	}else{
		return true;
	}
}

function check_s3(){
	if(document.s3.year.value==""){
		alert("please enter a year and try again");
		document.s3.year.focus();
		return false;
	}else{
		return true;
	}
}