function makevariable(f){
	var variable;
		for (var i = 0; i < f.length; i++){
			if(f.elements[i].length > 0){
				for(var j = 0; j < f.elements[i].length; j++){
					if(f.elements[i][j].selected == true){
						if(i == 0){
							variable =  f.elements[i].name + '[]=' + escape(f.elements[i][j].value);
						}else{
							variable = variable + '&' + f.elements[i].name + '[]=' + escape(f.elements[i][j].value);
						}
					}
				}
			}else{
				if(f.elements[i].type == 'checkbox'){
					if (f.elements[i].checked){
						if(i == 0){
							variable =  f.elements[i].name + '[]=' + escape(f.elements[i].value);
						}else{
							variable = variable + '&' + f.elements[i].name + '[]=' + escape(f.elements[i].value);
						}
			  		}
				}
				else if(f.elements[i].type == 'radio'){
					if (f.elements[i].checked){
						if(i == 0){
							variable =  f.elements[i].name + '[]=' + escape(f.elements[i].value);
						}else{
							variable = variable + '&' + f.elements[i].name + '[]=' + escape(f.elements[i].value);
						}
			  		}
				}
				
				
				else{
					if(i == 0){
						variable =  f.elements[i].name + '=' + escape(f.elements[i].value);
					}else{
						variable = variable + '&' + f.elements[i].name + '=' + escape(f.elements[i].value);
					}
				}
			}
		}
	return variable;
	}