<!--
var current_block="";
function showhide_block(block) {
    if (current != ""){
	    document.getElementById(current_block).style.display = "none";
	    document.getElementById(block).style.display = "block";
    } else {
	    document.getElementById(block).style.display = "block";
    }
    current_block = block;
}

function show_block(block) {
    document.getElementById(block).style.display = "block";
}

function hide_block(block) {
    document.getElementById(block).style.display = "none";
}

function toggle_showhide_block(block1,block2) {
    if (document.getElementById(block1).style.display == "none") {
	    document.getElementById(block1).style.display = "block";
	    document.getElementById(block2).style.display = "none";
    }else{
	    document.getElementById(block1).style.display = "none";
	    document.getElementById(block2).style.display = "block";
    }
}

var iSectionCount = 1;
function show_section(index){
    var block1 = '';
    var block2 = '';
    for (i=1; i<=iSectionCount; i++){
        block1 = 'cs_section'+i;
        block2 = 'readmore'+i;
        hide_block(block1);
        show_block(block2);
    }
    block1 = 'cs_section'+index;
    block2 = 'readmore'+index;
    show_block(block1);
    hide_block(block2);
}

//-->