function posCheck(){
	alert(eval(DL_GetElementLeft(document.getElementById('myanchor'))));
}

function udDrops(){
	
	dmy = document.getElementById('start_date').value.split('/');
	
	d = dmy[0];
	m = dmy[1];
	y = dmy[2];
	
	for(i=0; i<document.getElementById('day').length; i++){
		if(document.getElementById('day')[i].value == d){
			document.getElementById('day').selectedIndex = i;		
		}
	}
	
	for(i=0; i<document.getElementById('month').length; i++){
		if(document.getElementById('month')[i].value == m){
			document.getElementById('month').selectedIndex = i;		
		}
	}
	
	for(i=0; i<document.getElementById('year').length; i++){
		if(document.getElementById('year')[i].value == y){
			document.getElementById('year').selectedIndex = i;		
		}
	}
	
}

function udDur(my_dur){
	for(i=0; i<document.getElementById('duration').length; i++){
		if(document.getElementById('duration')[i].value == my_dur){
			document.getElementById('duration').selectedIndex = i;		
		}
	}	
}

function udSd(){
	document.getElementById('start_date').value = document.getElementById('day').value + "/" + document.getElementById('month').value + "/" + document.getElementById('year').value;
}

function qtyUp(myQty){
	curr_val = eval("document.getElementById('" + myQty + "').value");
	curr_val = parseInt(curr_val);
	
	if(curr_val < 99){
		eval("document.getElementById('" + myQty + "').value = curr_val + 1;");
	}
}

function qtyDown(myQty){
	curr_val = eval("document.getElementById('" + myQty + "').value");
	curr_val = parseInt(curr_val);
	
	if(curr_val > 1){
		eval("document.getElementById('" + myQty + "').value = curr_val - 1;");
	}
}

function qtyUpBskt(myQty){
	curr_val = eval("document.getElementById('" + myQty + "').value");
	curr_val = parseInt(curr_val);
	
	if(curr_val < 99){
		eval("document.getElementById('" + myQty + "').value = curr_val + 1;");
	}
}

function qtyDownBskt(myQty){
	curr_val = eval("document.getElementById('" + myQty + "').value");
	curr_val = parseInt(curr_val);
	
	if(curr_val > 0){
		eval("document.getElementById('" + myQty + "').value = curr_val - 1;");
	}
}

function changeAct(my_id){
	eval("document.getElementById('" + my_id + "').action = \'customer-details.php\';");
}

function formSub(my_id){
	eval("document.getElementById('" + my_id + "').submit();");
}

function swapBoots(my_id,img_on,img_off){

	p_id = 'p' + my_id;
	b_id = 'b' + my_id;
	p_rrp = 'rrp' + my_id;
	b_rrp = 'brrp' + my_id;
	
	boots_id = "boots_" + my_id;
	myimg = "bimg_" + my_id;
	
	if(!document.getElementById(boots_id).checked){
		document.getElementById(p_id).style.display = 'block';
		document.getElementById(b_id).style.display = 'none';
		
		if(document.getElementById(p_rrp)){
			document.getElementById(p_rrp).style.display = 'block';
			document.getElementById(b_rrp).style.display = 'none';
		}
		
		document.getElementById(myimg).src = img_off;
	}
	
	if(document.getElementById(boots_id).checked){
		document.getElementById(p_id).style.display = 'none';
		document.getElementById(b_id).style.display = 'block';
		
		if(document.getElementById(p_rrp)){
			document.getElementById(p_rrp).style.display = 'none';
			document.getElementById(b_rrp).style.display = 'block';
		}
		
		document.getElementById(myimg).src = img_on;
	}
}

function isLeapYear(year){
	return ((year%4 == 0) && (year%100 != 0 || year%400 == 0));
	}

function validDate(){

	my_length = 32;
	
	if(document.getElementById('month').value == "01" || document.getElementById('month').value == "03" || document.getElementById('month').value == "05" || document.getElementById('month').value == "07" || document.getElementById('month').value == "08" || document.getElementById('month').value == "10" || document.getElementById('month').value == "12"){
		my_length = 33;
	}
	
	if(document.getElementById('month').value == "02"){
		if(isLeapYear(document.getElementById('year').value)){
			my_length = 31;
		}
		else{
			my_length = 30;
		}
	}

	//
		
	if(document.getElementById('day').selectedIndex > my_length){
		document.getElementById('day').selectedIndex = (my_length - 1);
	}
		
	document.getElementById('day').length = my_length;
		
	for(i=2; i<document.getElementById('day').length; i++){
		if(i<10){
			eval("document.getElementById('day')[" + i + "].text = '0" + (i - 1) + "'");
			eval("document.getElementById('day')[" + i + "].value = '0" + (i - 1) + "'");
		}
		else{
			eval("document.getElementById('day')[" + i + "].text = '" + (i - 1) + "'");
			eval("document.getElementById('day')[" + i + "].value = '" + (i - 1) + "'");
		}	
	}
	
}

function swapld(my_id){
	my_sel = "lesson_s_date_" + my_id;
	my_layer01 = "ld1_" + my_id;
	my_layer02 = "ld2_" + my_id;
	
	if(document.getElementById(my_sel).selectedIndex == 0){
		document.getElementById(my_layer01).style.display = 'block';
		document.getElementById(my_layer02).style.display = 'none';
	}
	else{
		document.getElementById(my_layer01).style.display = 'none';
		document.getElementById(my_layer02).style.display = 'block';
	}
}

function changeInput(input_id, checktext){
	if(checktext == eval("document.getElementById(\'" + input_id + "\').value")){
		eval("document.getElementById(\'" + input_id + "\').value = \"\"");
	}
}

function subCd(){
	bc = document.getElementById('bc').checked;
	pp = document.getElementById('pp').checked;
	my_id = "det_form";
	
	if(bc && pp){
		eval("document.getElementById('" + my_id + "').submit();");	
	}
	else{
		alert("Please confirm that you have read, understood\nand accepted both the booking conditions and\nthe privacy policy before continuing");
	}
}