var prev_selected_id = -1;

function size_clicked(a,selectbox_id,option){
	//set the variable that something is selected
	something_selected = 1;

	//get the selectbox
	selectbox = document.getElementById(selectbox_id);

	//set the selected for the selectbox
	selectbox.options[option].selected = true;

	var shirt_type;
	var its_for;
	
	for(i=0;i<22;i++){
		if(i>=0 && i<11){
			shirt_type = "tshirt";
			if(i>=0 && i<6){
				its_for = "boys";
			}else{
				its_for = "girls";
			}
		}else{
			shirt_type = "long";
			if(i>=11 && i<17){
				its_for = "boys";
			}else{
				its_for = "girls";
			}
		}
		
		var id = "size_" + i;
		var a = document.getElementById(id);
		if(i==option){
			a.setAttribute('style','background:url(../../graphics/'+shirt_type+"-size4"+its_for+'_r.png) no-repeat;');
		}else{
			a.setAttribute('style','background:url(../../graphics/'+shirt_type+"-size4"+its_for+'.png) no-repeat;');
		}
	}
}


function size_clicked2(prodid,jsid,stock){
	if(stock != 0){
		
		var hidden = document.getElementById("productid");
		hidden.setAttribute("value",prodid);
		
		var li = document.getElementById("size_li"+jsid);
		var img_name = li.getAttribute("class");
		
		
		var a = document.getElementById("size_a"+jsid);
		
		if(prev_selected_id != -1){
			//restoring previously selected
			var a_prev = document.getElementById("size_a"+prev_selected_id);
			var li_prev = document.getElementById("size_li"+prev_selected_id);
			img_name_prev = li_prev.getAttribute("class");
			a_prev.setAttribute('style','background:url(../../graphics/'+img_name_prev+'.png) no-repeat;');
			
			//setting the new one
			a.setAttribute('style','background:url(../../graphics/'+img_name+'_r.png) no-repeat;');
			prev_selected_id = jsid;
		}else{
			a.setAttribute('style','background:url(../../graphics/'+img_name+'_r.png) no-repeat;');
			prev_selected_id = jsid;
		}
		
		
		/*
		for(i=0;i<22;i++){
			if(i>=0 && i<11){
				shirt_type = "tshirt";
				if(i>=0 && i<6){
					its_for = "boys";
				}else{
					its_for = "girls";
				}
			}else{
				shirt_type = "long";
				if(i>=11 && i<17){
					its_for = "boys";
				}else{
					its_for = "girls";
				}
			}
			
			var tempid = "size_"+i;
			var a = document.getElementById(tempid);
			if(jsid==tempid){
				a.setAttribute('style','background:url(../../graphics/'+shirt_type+"-size4"+its_for+'_r.png) no-repeat;');
			}else{
				a.setAttribute('style','background:url(../../graphics/'+shirt_type+"-size4"+its_for+'.png) no-repeat;');
			}
		}*/
	}else{
		alert("Not in stock anymore. Sorry");
	}
}

function validateSizeSelected(form){
		if(prev_selected_id == -1){
			alert("You gotta have a certain size right?")
			return false;
		}
		return true;
	}