var selectedCells = new Array(0,0,0,0,0,0,
							  0,0,0,0,0,0,
							  0,0,0,0,0,0,
							  0,0,0,0,0,0,
							  0,0,0,0,0,0,
							  0,0,0,0,0,0,
							  0,0,0,0,0,0,
							  0,0,0,0,0,0,
							  0,0,0,0,0,0,
							  0,0,0,0,0,0,
							  0,0,0,0,0,0
							  );


	


function valaszt(id){
	var cell = document.getElementById("cell"+id);
	var idopontok = document.getElementById("idopontok");
	selectedCells[id]++;
	if(selectedCells[id]==1){
		cell.style.backgroundColor = "#33CC00";
		write_table();
		}
	else if(selectedCells[id] == 2){
		cell.style.backgroundColor = "#CC0000";
		write_table();
		}
	else if(selectedCells[id] == 3){
		selectedCells[id] = 0;
		cell.style.backgroundColor = "#EEEEEE";
		}	
	}
	
function valaszt_sor(id){
	var i;
	for(i = id+1;i<id+6;i++){
		valaszt(i);
		}
	}
	
function valaszt_oszl(id){
	var i;
	for(i = id+6;i<66;i+=6){
		valaszt(i);
		}
	}
	
	
function write_table(){
		napok = new Array("","HÉTFŐ","KEDD","SZERDA","CSÜTÖRTÖK","PÉNTEK");
		orak =new Array("","10-11","11-12","12-13","13-14","14-15","15-16","16-17","17-18","18-19","19-20");
		var idopontok = document.getElementById("idopontok");
		
		idopontok.value="<table border=1>";
		
		for(i=0,id=0;i<11;i++){
			idopontok.value+="<tr id=\"sor"+i+"\">\n";
			for(j=0;j<6;j++,id++){
				if(id == 0){
					idopontok.value+="<td class=\"cella\" id=\""+id+"\">";
					idopontok.value+="</td>\n";		
				}
				else if(id%6==0 && id!=0){
					ora = id/6;
					idopontok.value+="<td class=\"cella\" id=\""+id+"\">";
					idopontok.value+=orak[ora];
					idopontok.value+="</td>\n";
				}
				else{
					if(napok[id]){
						idopontok.value+="<td class=\"cella\" id=\""+id+"\">"+napok[id]+"</td>\n";
					}
					else{
						idopontok.value+="<td class=\"cella\" id=\""+id+"\">";
						if(selectedCells[id]){
							if(selectedCells[id]==1)idopontok.value+="IGEN";
							else idopontok.value+="NEM";
						}
						idopontok.value+="</td>\n";	
					}
				}
			}
			idopontok.value+="</tr>\n";
		}
		idopontok.value+="</table>";
}