imgsrc = new Array();
		imgsrc[0] = './img/top/top-main_1x1.gif';
		imgsrc[1] = './img/top/top-main_1x2.gif';
		imgsrc[2] = './img/top/top-main_1x3.gif';
		imgsrc[3] = './img/top/top-main_1x4.gif';
		imgsrc[4] = './img/top/top-main_1x5.gif';
		imgsrc[5] = './img/top/top-main_2x1.gif';
		imgsrc[6] = './img/top/top-main_2x2.gif';
		imgsrc[7] = './img/top/top-main_2x3.gif';
		imgsrc[8] = './img/top/top-main_2x4.gif';
		imgsrc[9] = './img/top/top-main_2x5.gif';
		imgsrc[10] = './img/top/top-main_3x1.gif';
		imgsrc[11] = './img/top/top-main_3x2.gif';
		imgsrc[12] = './img/top/top-main_3x3.gif';
		imgsrc[13] = './img/top/top-main_3x4.gif';
		imgsrc[14] = './img/top/top-main_3x5.gif';
		imgsrc[15] = './img/top/top-main_4x1.gif';
		imgsrc[16] = './img/top/top-main_4x2.gif';
		imgsrc[17] = './img/top/top-main_4x3.gif';
		imgsrc[18] = './img/top/top-main_4x4.gif';
		imgsrc[19] = './img/top/top-main_4x5.gif';
		imgsrc[20] = './img/top/top-main_5x1.gif';
		imgsrc[21] = './img/top/top-main_5x2.gif';
		imgsrc[22] = './img/top/top-main_5x3.gif';
		imgsrc[23] = './img/top/top-main_5x4.gif';
		imgsrc[24] = './img/top/top-main_5x5.gif';
		imgsrc[25] = './img/top/top-main_6x1.gif';
		imgsrc[26] = './img/top/top-main_6x2.gif';
		imgsrc[27] = './img/top/top-main_6x3.gif';
		imgsrc[28] = './img/top/top-main_6x4.gif';
		imgsrc[29] = './img/top/top-main_6x5.gif';
		imgsrc[30] = './img/left/menu-main_1x1.gif';
		imgsrc[31] = './img/left/menu-main_2x1.gif';
		imgsrc[32] = './img/left/menu-main_3x1.gif';
		imgsrc[33] = './img/left/menu-main_4x1.gif';
		imgsrc[34] = './img/left/menu-main_5x1.gif';
		imgsrc[35] = './img/left/menu-main_6x1.gif';
		imgsrc[36] = './img/left/menu-main_7x1.gif';
		imgsrc[37] = './img/left/menu-main_8x1.gif';
		imgsrc[38] = './img/left/menu-main_9x1.gif';
		imgsrc[39] = './img/left/menu-main_10x1.gif';


img = new Array();
for (i=0; i<imgsrc.length; i++){
	img[i] = new Image();
	img[i].src = imgsrc[i];
}

// set object dimensions
function set_h(val, id){
	var obj = document.getElementById(id);
	obj.style.height = val+"px";
}

// get object height
function get_h(id){
	var obj_h = document.getElementById(id);
	var new_h = obj_h.offsetHeight;
		new_h = parseFloat(new_h);
	return new_h;
}



function subFrm(frmId){


     var lgfrm = document.getElementById(frmId);


     var subState = 0;


	if(frmId == "loginform"){


		if(lgfrm.u.value != "" && lgfrm.p.value != ""){


	     	subState = 1;


	     }


	}else{


		     subState = 1;


	}





	if(subState == 1){


		lgfrm.submit();


	}


}





function checkEnterKey(frmId, e){


	var key;


	if(window.event){


          key = window.event.keyCode;


     }else{


          key = e.which;


     }





     if(key == 13){


     	subFrm(frmId);


          return false;


     }


     return true;


}





function check_email(e) {


		ok = "1234567890qwertyuiop[]asdfghjklzxcvbnm.@-_QWERTYUIOPASDFGHJKLZXCVBNM";


		for(i=0; i < e.length ;i++){


				if(ok.indexOf(e.charAt(i))<0){ 


					return (false);


				}	


		} 





		if (document.images) {


				re = /(@.*@)|(\.\.)|(^\.)|(^@)|(@$)|(\.$)|(@\.)/;


				re_two = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/;


				if (!e.match(re) && e.match(re_two)) {


					return (-1);		


				} 


		}





}





function validate(){


var chyba = "Nesprávné nebo chybějící údaje:\n\n";


var fall = 0;


var emptypass = 0;


var frm = document.getElementById("regform");





	if(frm.fname.value==""){


			chyba = chyba + "Jméno\n";


			fall=1;


	}if(frm.lname.value==""){


			chyba = chyba + "Příjmení\n";


			fall=1;


	}if(frm.street.value==""){


			chyba = chyba + "Ulice\n";


			fall=1;


	}if(frm.city.value==""){


			chyba = chyba + "Město\n";


			fall=1;


	}if(frm.psc.value==""){


			chyba = chyba + "PSČ\n";


			fall=1;


	}if(frm.phone.value==""){


			chyba = chyba + "Telefon\n";


			fall=1;


	}if(frm.email.value==""){


			chyba = chyba + "E-mail\n";


			fall=1;


	}if(frm.human.value==""){


			chyba = chyba + "Nejsem ROBOT ...\n";


			fall=1;


	}if(frm.secure.checked==false){


			chyba = chyba + "Souhlas s registrací na vlastní nebezpečí ...\n";


			fall=1;


	}else{


			if (!check_email(frm.email.value)){


					chyba = chyba + "Vaše E-mailová adresa není ve správném formátu.\n";


					fall=1;


			}


	}if(frm.age.value==0){


			chyba = chyba + "Věk\n";


			fall=1;


	}





	if (fall==1){


			window.alert(chyba);


			return false;


	}else{


			return true;


	}





}





function leave(locality){


	location.href=locality;


}





function getLocation(){


	var loc = window.location;


	return loc;


}