function enterCompetition(comp) {
		target = "competitionupdate.php?action=entercompetition&compid=" + comp;
		ret = confirm("Are you sure you want to join the league?");
		if (ret) {
			location = target;
		}
	 }
	
	 function rejectOnePrediction(y, form){

	  	document.getElementById("team_A_" + y).value = "";
		document.getElementById("team_A_" + y).selectedIndex = 0;

		document.getElementById("draw_" + y).checked = false;
	
		document.getElementById("team_B_" + y).value = "";
		document.getElementById("team_B_" + y).selectedIndex = 0;
		
		document.getElementById("team_A_" + y).style.visibility = 'visible';
		document.getElementById("draw_" + y).style.visibility = 'visible';
		document.getElementById("team_B_" + y).style.visibility = 'visible';
 	 
	}
	
	function rejectPredictions(i, form){

	for(y=0;y<i;y++){
	
		document.getElementById("team_A_" + y).value = "";
		document.getElementById("team_A_" + y).selectedIndex = 0;

		document.getElementById("draw_" + y).checked = false;
	
		document.getElementById("team_B_" + y).value = "";
		document.getElementById("team_B_" + y).selectedIndex = 0;
		
		document.getElementById("team_A_" + y).style.visibility = 'visible';
		document.getElementById("draw_" + y).style.visibility = 'visible';
		document.getElementById("team_B_" + y).style.visibility = 'visible';

	
			
	
	}
	}
	
		  function switchWeek(week, weeks) {
		
		for(y=1;y<=weeks;y++){
	
			document.getElementById("week_" + y).style.display = 'none';

		}
		
		document.getElementById("week_" + week).style.display = 'block';
	 }

	
	function change(item, id){
	 
	if(item == "A"){

		document.getElementById("draw_" + id).checked = false;
		document.getElementById("team_B_" + id).value = 0;
		document.getElementById("team_B_" + id).selectedIndex  = 0;
		
		if(document.getElementById("team_A_" + id).value == ''){
			document.getElementById("team_A_" + id).style.visibility = 'visible';
			document.getElementById("draw_" + id).style.visibility = 'visible';
			document.getElementById("team_B_" + id).style.visibility = 'visible';
		}else{
			document.getElementById("team_A_" + id).style.visibility = 'visible';
			document.getElementById("draw_" + id).style.visibility = 'hidden';
			document.getElementById("team_B_" + id).style.visibility = 'hidden';
		}
		
	}
	
	if(item == "X"){
		document.getElementById("team_A_" + id).value = 0;
		document.getElementById("team_A_" + id).selectedIndex  = 0;
		document.getElementById("team_B_" + id).value = 0;
		document.getElementById("team_B_" + id).selectedIndex  = 0;
		
		
		if(document.getElementById("draw_" + id).checked){
			document.getElementById("team_A_" + id).style.visibility = 'hidden';
			document.getElementById("draw_" + id).style.visibility = 'visible';
			document.getElementById("team_B_" + id).style.visibility = 'hidden';
		}else{
			document.getElementById("team_A_" + id).style.visibility = 'visible';
			document.getElementById("draw_" + id).style.visibility = 'visible';
			document.getElementById("team_B_" + id).style.visibility = 'visible';
		}
	}
	
	if(item == "B"){
	
		document.getElementById("draw_" + id).value = false;
		document.getElementById("team_A_" + id).value = 0;
		document.getElementById("team_A_" + id).selectedIndex  = 0;
		
		if(document.getElementById("team_B_" + id).value == ''){
			document.getElementById("team_A_" + id).style.visibility = 'visible';
			document.getElementById("draw_" + id).style.visibility = 'visible';
			document.getElementById("team_B_" + id).style.visibility = 'visible';
		}else{
			document.getElementById("team_A_" + id).style.visibility = 'hidden';
			document.getElementById("draw_" + id).style.visibility = 'hidden';
			document.getElementById("team_B_" + id).style.visibility = 'visible';
		}
	}
}


function checkPredictions(i, form){

	var result = 0;
	var y;
	var data1;
	var data2;
	var data3;
	
	for(y=0;y<i;y++){
	
		if(document.getElementById("team_A_" + y).value > 0){
			result++;
		}
		
		if(document.getElementById("draw_" + y).checked == true){
			result++;
		}
		
		if(document.getElementById("team_B_" + y).value > 0){
			result++;
		}
	
			
	
	}
	
	if(result < i){
		alert("Please set predictions for all fixtures");
		return(false);
	}
	
	if(result > i){
		alert("Please double check predictions");
		return(false);
	}
	
	 form.submit();

}