function setDivHeight(id, id2) {
    var theDiv = document.getElementById(id);
    var theDiv2 = document.getElementById(id2);
        
    var bodyH = checkWindowH();
    
    //resthoogte
    divHeight=bodyH;
    divHeight2=bodyH - 18; //scroll
        
    theDiv.style.height = divHeight+'px';
    theDiv.style.display = 'block';
    theDiv2.style.height = divHeight2+'px';
    theDiv2.style.display = 'block';
    // POSITION SHARE BUTTONS
    if(document.getElementById('share_buttons')) {
    	var EL_share_buttons = document.getElementById('share_buttons');
    	var share_top = divHeight - 45;
    	EL_share_buttons.style.top = share_top+'px';
    }
}
function checkWindowH() {
    //per browser height checken
    if( typeof( window.innerWidth ) == 'number' ) {
        //Non-IE
        bodyH = window.innerHeight;
    } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
        //IE 6+ in 'standards compliant mode'
        bodyH = document.documentElement.clientHeight;
    } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
        //IE 4 compatible
        bodyH = document.body.clientHeight;
    }
    return bodyH;
}