function setClass_1(cls) { 
document.getElementById("hide_1").style.display=cls; 
}
function setClass_2(cls) { 
document.getElementById("hide_2").style.display=cls; 
}
function setClass_3(cls) { 
document.getElementById("hide_3").style.display=cls; 
}
function setClass_4(cls) { 
document.getElementById("hide_4").style.display=cls; 
}
function setClass_5(cls) { 
document.getElementById("hide_5").style.display=cls; 
}
function setClass_6(cls) { 
document.getElementById("hide_6").style.display=cls; 
}
function setClass_7(cls) { 
document.getElementById("hide_7").style.display=cls; 
}
function setClass_8(cls) { 
document.getElementById("hide_8").style.display=cls; 
}
function setClass_9(cls) { 
document.getElementById("hide_9").style.display=cls; 
}
function setClass_10(cls) { 
document.getElementById("hide_10").style.display=cls; 
}
function setClass_11(cls) { 
document.getElementById("hide_11").style.display=cls; 
}
function setClass_12(cls) { 
document.getElementById("hide_12").style.display=cls; 
}
function setClass_13(cls) { 
document.getElementById("hide_13").style.display=cls; 
}
function setClass_14(cls) { 
document.getElementById("hide_14").style.display=cls; 
}
function setClass_15(cls) { 
document.getElementById("hide_15").style.display=cls; 
}